diff --git a/src/lib/components/content/MarkdownRenderer.svelte b/src/lib/components/content/MarkdownRenderer.svelte
index 1fa1936..146fb12 100644
--- a/src/lib/components/content/MarkdownRenderer.svelte
+++ b/src/lib/components/content/MarkdownRenderer.svelte
@@ -14,6 +14,56 @@
   let rendered = $state('');
   let containerElement: HTMLDivElement | null = $state(null);
 
+  // Process rendered HTML to add lazy loading and prevent autoplay
+  function processMediaElements(html: string): string {
+    // Add loading="lazy" to all images
+    html = html.replace(/<img([^>]*)>/gi, (match, attrs) => {
+      // Don't add if already has loading attribute
+      if (/loading\s*=/i.test(attrs)) {
+        return match;
+      }
+      return `<img${attrs} loading="lazy">`;
+    });
+
+    // Ensure videos don't autoplay and use preload="none"
+    html = html.replace(/<video([^>]*)>/gi, (match, attrs) => {
+      let newAttrs = attrs;
+      // Remove autoplay if present
+      newAttrs = newAttrs.replace(/\s*autoplay\s*/gi, ' ');
+      // Set preload to none if not already set
+      if (!/preload\s*=/i.test(newAttrs)) {
+        newAttrs += ' preload="none"';
+      } else {
+        newAttrs = newAttrs.replace(/preload\s*=\s*["']?[^"'\s>]+["']?/gi, 'preload="none"');
+      }
+      // Ensure autoplay is explicitly false
+      if (!/autoplay\s*=/i.test(newAttrs)) {
+        newAttrs += ' autoplay="false"';
+      }
+      return `<video${newAttrs}>`;
+    });
+
+    // Ensure audio doesn't autoplay and use preload="none"
+    html = html.replace(/<audio([^>]*)>/gi, (match, attrs) => {
+      let newAttrs = attrs;
+      // Remove autoplay if present
+      newAttrs = newAttrs.replace(/\s*autoplay\s*/gi, ' ');
+      // Set preload to none if not already set
+      if (!/preload\s*=/i.test(newAttrs)) {
+        newAttrs += ' preload="none"';
+      } else {
+        newAttrs = newAttrs.replace(/preload\s*=\s*["']?[^"'\s>]+["']?/gi, 'preload="none"');
+      }
+      // Ensure autoplay is explicitly false
+      if (!/autoplay\s*=/i.test(newAttrs)) {
+        newAttrs += ' autoplay="false"';
+      }
+      return `<audio${newAttrs}>`;
+    });
+
+    return html;
+  }
+
   $effect(() => {
     if (content) {
       // Process NIP-21 links before markdown parsing
@@ -42,6 +92,9 @@
         parseResult.then((html) => {
           let finalHtml = sanitizeMarkdown(html);
           
+          // Process media elements for lazy loading
+          finalHtml = processMediaElements(finalHtml);
+          
           // Replace placeholders with actual NIP-21 links
           for (const [placeholder, { uri, parsed }] of placeholders.entries()) {
             let replacement = '';
@@ -82,6 +135,9 @@
       } else {
         let finalHtml = sanitizeMarkdown(parseResult);
         
+        // Process media elements for lazy loading
+        finalHtml = processMediaElements(finalHtml);
+        
         // Replace placeholders with actual NIP-21 links
         for (const [placeholder, { uri, parsed }] of placeholders.entries()) {
           let replacement = '';
diff --git a/src/lib/components/content/MediaAttachments.svelte b/src/lib/components/content/MediaAttachments.svelte
index db3d94e..268e322 100644
--- a/src/lib/components/content/MediaAttachments.svelte
+++ b/src/lib/components/content/MediaAttachments.svelte
@@ -1,11 +1,16 @@
 <script lang="ts">
   import type { NostrEvent } from '../../types/nostr.js';
+  import { onMount } from 'svelte';
 
   interface Props {
     event: NostrEvent;
   }
 
   let { event }: Props = $props();
+  
+  // Track which media items should be loaded
+  let loadedMedia = $state<Set<string>>(new Set());
+  let mediaRefs = $state<Map<string, HTMLElement>>(new Map());
 
   interface MediaItem {
     url: string;
@@ -118,7 +123,7 @@
       }
     }
 
-    // 4. Extract from markdown content (images)
+    // 4. Extract from markdown content (images in markdown syntax)
     const imageRegex = /!\[.*?\]\((.*?)\)/g;
     let match;
     while ((match = imageRegex.exec(event.content)) !== null) {
@@ -134,22 +139,114 @@
       }
     }
 
+    // 5. Extract plain image URLs from content (URLs ending in image extensions)
+    // Match URLs that end with common image extensions, handling various formats
+    // This regex matches URLs that:
+    // - Start with http:// or https://
+    // - Contain valid URL characters
+    // - End with image file extensions
+    // - May have query parameters
+    const imageUrlRegex = /https?:\/\/[^\s<>"'\n\r]+\.(jpg|jpeg|png|gif|webp|svg|bmp|ico)(\?[^\s<>"'\n\r]*)?/gi;
+    let urlMatch;
+    const processedContent = event.content;
+    while ((urlMatch = imageUrlRegex.exec(processedContent)) !== null) {
+      let url = urlMatch[0];
+      // Clean up URL - remove trailing punctuation that might have been captured
+      url = url.replace(/[.,;:!?]+$/, '');
+      // Remove closing parentheses if URL was in parentheses
+      if (url.endsWith(')') && !url.includes('(')) {
+        url = url.slice(0, -1);
+      }
+      const normalized = normalizeUrl(url);
+      if (!seen.has(normalized) && url.length > 10) { // Basic validation
+        media.push({
+          url,
+          type: 'image',
+          source: 'content'
+        });
+        seen.add(normalized);
+      }
+    }
+
     return media;
   }
 
   const mediaItems = $derived(extractMedia());
   const coverImage = $derived(mediaItems.find((m) => m.source === 'image-tag'));
   const otherMedia = $derived(mediaItems.filter((m) => m.source !== 'image-tag'));
+
+  // Intersection Observer for lazy loading
+  let observer: IntersectionObserver | null = $state(null);
+
+  onMount(() => {
+    observer = new IntersectionObserver(
+      (entries) => {
+        entries.forEach((entry) => {
+          if (entry.isIntersecting) {
+            const url = entry.target.getAttribute('data-media-url');
+            if (url) {
+              loadedMedia.add(url);
+              observer?.unobserve(entry.target);
+            }
+          }
+        });
+      },
+      {
+        rootMargin: '50px' // Start loading 50px before element is visible
+      }
+    );
+
+    return () => {
+      observer?.disconnect();
+      observer = null;
+    };
+  });
+
+  // Action to set media ref and observe it
+  function mediaRefAction(node: HTMLElement, url: string) {
+    mediaRefs.set(url, node);
+    // Observe the element when it's added
+    if (observer) {
+      observer.observe(node);
+    }
+    return {
+      destroy() {
+        if (observer) {
+          observer.unobserve(node);
+        }
+        mediaRefs.delete(url);
+      }
+    };
+  }
+
+  function shouldLoad(url: string): boolean {
+    // Always load cover images immediately
+    if (coverImage && coverImage.url === url) {
+      return true;
+    }
+    return loadedMedia.has(url);
+  }
 </script>
 
 {#if coverImage}
   <div class="cover-image mb-4">
-    <img
-      src={coverImage.url}
-      alt=""
-      class="w-full max-h-96 object-cover rounded"
-      loading="lazy"
-    />
+    {#if shouldLoad(coverImage.url)}
+      <img
+        src={coverImage.url}
+        alt=""
+        class="w-full max-h-96 object-cover rounded"
+        loading="lazy"
+      />
+    {:else}
+      <div
+        class="media-placeholder w-full max-h-96 bg-fog-border dark:bg-fog-dark-border rounded flex items-center justify-center"
+        use:mediaRefAction={coverImage.url}
+        data-media-url={coverImage.url}
+        style="min-height: 200px;"
+      >
+        <span class="text-fog-text-light dark:text-fog-dark-text-light">Loading image...</span>
+      </div>
+    {/if}
   </div>
 {/if}
 
@@ -158,31 +255,72 @@
     {#each otherMedia as item}
       {#if item.type === 'image'}
         <div class="media-item">
-          <img
-            src={item.url}
-            alt=""
-            class="max-w-full rounded"
-            loading="lazy"
-          />
+          {#if shouldLoad(item.url)}
+            <img
+              src={item.url}
+              alt=""
+              class="max-w-full rounded"
+              loading="lazy"
+            />
+          {:else}
+            <div
+              class="media-placeholder bg-fog-border dark:bg-fog-dark-border rounded flex items-center justify-center"
+              use:mediaRefAction={item.url}
+              data-media-url={item.url}
+              style="min-height: 150px; min-width: 150px;"
+            >
+              <span class="text-fog-text-light dark:text-fog-dark-text-light text-sm">Loading...</span>
+            </div>
+          {/if}
         </div>
       {:else if item.type === 'video'}
         <div class="media-item">
-          <video
-            src={item.url}
-            controls
-            preload="metadata"
-            class="max-w-full rounded"
-            style="max-height: 500px;"
-          >
-            <track kind="captions" />
-            Your browser does not support the video tag.
-          </video>
+          {#if shouldLoad(item.url)}
+            <video
+              src={item.url}
+              controls
+              preload="none"
+              class="max-w-full rounded"
+              style="max-height: 500px;"
+              autoplay={false}
+              muted={false}
+            >
+              <track kind="captions" />
+              Your browser does not support the video tag.
+            </video>
+          {:else}
+            <div
+              class="media-placeholder bg-fog-border dark:bg-fog-dark-border rounded flex items-center justify-center"
+              use:mediaRefAction={item.url}
+              data-media-url={item.url}
+              style="min-height: 200px; min-width: 200px;"
+            >
+              <span class="text-fog-text-light dark:text-fog-dark-text-light">▶️ Video</span>
+            </div>
+          {/if}
         </div>
       {:else if item.type === 'audio'}
         <div class="media-item">
-          <audio src={item.url} controls preload="metadata" class="w-full">
-            Your browser does not support the audio tag.
-          </audio>
+          {#if shouldLoad(item.url)}
+            <audio
+              src={item.url}
+              controls
+              preload="none"
+              class="w-full"
+              autoplay={false}
+            >
+              Your browser does not support the audio tag.
+            </audio>
+          {:else}
+            <div
+              class="media-placeholder bg-fog-border dark:bg-fog-dark-border rounded flex items-center justify-center"
+              use:mediaRefAction={item.url}
+              data-media-url={item.url}
+              style="min-height: 60px; width: 100%;"
+            >
+              <span class="text-fog-text-light dark:text-fog-dark-text-light">🎵 Audio</span>
+            </div>
+          {/if}
         </div>
       {:else if item.type === 'file'}
         <div class="media-item file-item">
@@ -254,4 +392,12 @@
   .file-link:hover {
     text-decoration: underline;
   }
+
+  .media-placeholder {
+    border: 1px solid var(--fog-border, #e5e7eb);
+  }
+
+  :global(.dark) .media-placeholder {
+    border-color: var(--fog-dark-border, #374151);
+  }
 </style>
diff --git a/src/lib/components/layout/ProfileBadge.svelte b/src/lib/components/layout/ProfileBadge.svelte
index e7cc457..0a02491 100644
--- a/src/lib/components/layout/ProfileBadge.svelte
+++ b/src/lib/components/layout/ProfileBadge.svelte
@@ -123,14 +123,6 @@
     </div>
   {/if}
   <span class="truncate min-w-0">{profile?.name || shortenedNpub}</span>
-  {#if activityStatus && activityMessage}
-    <span
-      class="activity-dot w-2 h-2 rounded-full flex-shrink-0"
-      style="background-color: {getActivityColor()}"
-      title={activityMessage}
-      aria-label={activityMessage}
-    ></span>
-  {/if}
   {#if status}
     <span class="status-text text-sm text-fog-text-light dark:text-fog-dark-text-light flex-shrink-0 whitespace-nowrap">({status})</span>
   {/if}
diff --git a/src/lib/modules/comments/CommentThread.svelte b/src/lib/modules/comments/CommentThread.svelte
index 811fb53..2ebfc5e 100644
--- a/src/lib/modules/comments/CommentThread.svelte
+++ b/src/lib/modules/comments/CommentThread.svelte
@@ -2,21 +2,27 @@
   import Comment from './Comment.svelte';
   import CommentForm from './CommentForm.svelte';
   import ZapReceiptReply from '../feed/ZapReceiptReply.svelte';
+  import FeedPost from '../feed/FeedPost.svelte';
   import { nostrClient } from '../../services/nostr/nostr-client.js';
   import { relayManager } from '../../services/nostr/relay-manager.js';
   import { onMount } from 'svelte';
   import type { NostrEvent } from '../../types/nostr.js';
 
   interface Props {
-    threadId: string; // The kind 11 thread event ID
+    threadId: string; // The event ID
+    event?: NostrEvent; // The event itself (optional, used to determine reply types)
   }
 
-  let { threadId }: Props = $props();
+  let { threadId, event }: Props = $props();
 
   let comments = $state<NostrEvent[]>([]);
+  let kind1Replies = $state<NostrEvent[]>([]);
+  let yakBacks = $state<NostrEvent[]>([]);
   let zapReceipts = $state<NostrEvent[]>([]);
   let loading = $state(true);
   let replyingTo = $state<NostrEvent | null>(null);
+  
+  const isKind1 = $derived(event?.kind === 1);
 
   onMount(async () => {
     await nostrClient.initialize();
@@ -28,29 +34,47 @@
     try {
       const config = nostrClient.getConfig();
       const relays = relayManager.getCommentReadRelays();
+      const feedRelays = relayManager.getFeedReadRelays();
+      const allRelays = [...new Set([...relays, ...feedRelays])];
       
-      // First, fetch comments (kind 1111) that directly reference this thread
-      // NIP-22: Comments use K tag for kind and E tag for event
-      const directCommentFilters = [
-        {
-          kinds: [1111],
-          '#K': ['11'], // Comments on kind 11 threads
-          '#E': [threadId] // Comments on this specific thread
-        }
+      const replyFilters: any[] = [
+        { kinds: [9735], '#e': [threadId] }, // Zap receipts
+        { kinds: [1244], '#e': [threadId] }, // Yak backs (voice replies)
       ];
-
-      let directComments = await nostrClient.fetchEvents(
-        directCommentFilters,
-        relays,
+      
+      // For kind 1 events, also fetch kind 1 replies
+      if (isKind1) {
+        replyFilters.push({ kinds: [1], '#e': [threadId] });
+      }
+      
+      // For all events, fetch kind 1111 comments
+      // For kind 11 threads, use #E and #K tags (NIP-22)
+      // For other events, use #e tag
+      if (event?.kind === 11) {
+        replyFilters.push(
+          { kinds: [1111], '#E': [threadId], '#K': ['11'] }, // NIP-22 standard (uppercase)
+          { kinds: [1111], '#e': [threadId] } // Fallback (lowercase)
+        );
+      } else {
+        replyFilters.push({ kinds: [1111], '#e': [threadId] });
+      }
+      
+      const allReplies = await nostrClient.fetchEvents(
+        replyFilters,
+        allRelays,
         { useCache: true, cacheResults: true }
       );
-
-      comments = directComments;
+      
+      // Separate by type
+      comments = allReplies.filter(e => e.kind === 1111);
+      kind1Replies = allReplies.filter(e => e.kind === 1);
+      yakBacks = allReplies.filter(e => e.kind === 1244);
+      zapReceipts = allReplies.filter(e => e.kind === 9735);
 
       // Recursively fetch all nested replies
       await fetchNestedReplies();
 
-      // Fetch zap receipts that reference this thread or any comment
+      // Fetch zap receipts that reference this thread or any comment/reply
       await fetchZapReceipts();
     } catch (error) {
       console.error('Error loading comments:', error);
@@ -61,69 +85,63 @@
 
   async function fetchNestedReplies() {
     const relays = relayManager.getCommentReadRelays();
-    let hasNewComments = true;
+    const feedRelays = relayManager.getFeedReadRelays();
+    const allRelays = [...new Set([...relays, ...feedRelays])];
+    let hasNewReplies = true;
     let iterations = 0;
     const maxIterations = 10; // Prevent infinite loops
     
     // Keep fetching until we have all nested replies
-    while (hasNewComments && iterations < maxIterations) {
+    while (hasNewReplies && iterations < maxIterations) {
       iterations++;
-      hasNewComments = false;
-      const allCommentIds = new Set(comments.map(c => c.id));
+      hasNewReplies = false;
+      const allReplyIds = new Set([
+        ...comments.map(c => c.id),
+        ...kind1Replies.map(r => r.id),
+        ...yakBacks.map(y => y.id)
+      ]);
       
-    if (allCommentIds.size > 0) {
-        // Fetch comments that reference any comment we have (replies to replies)
-      const replyToCommentsFilters = [
-        {
-          kinds: [1111],
-          '#K': ['11'], // Comments on kind 11 threads
-          '#E': Array.from(allCommentIds) // Comments that reference any of our comments
+      if (allReplyIds.size > 0) {
+        const nestedFilters: any[] = [
+          { kinds: [9735], '#e': Array.from(allReplyIds) }, // Zap receipts
+          { kinds: [1244], '#e': Array.from(allReplyIds) }, // Yak backs
+        ];
+        
+        // For kind 1 events, also fetch nested kind 1 replies
+        if (isKind1) {
+          nestedFilters.push({ kinds: [1], '#e': Array.from(allReplyIds) });
         }
-      ];
-      
-      const replyToComments = await nostrClient.fetchEvents(
-        replyToCommentsFilters,
-        relays,
-        { useCache: true, cacheResults: true }
-      );
-      
-      // Add new comments that are replies to our comments
-      for (const reply of replyToComments) {
-        if (!allCommentIds.has(reply.id)) {
-          comments.push(reply);
-            hasNewComments = true;
+        
+        // Fetch nested comments
+        if (event?.kind === 11) {
+          nestedFilters.push(
+            { kinds: [1111], '#E': Array.from(allReplyIds), '#K': ['11'] },
+            { kinds: [1111], '#e': Array.from(allReplyIds) }
+          );
+        } else {
+          nestedFilters.push({ kinds: [1111], '#e': Array.from(allReplyIds) });
         }
-      }
-    }
-    
-      // Also fetch missing parent comments that are referenced but not loaded
-      const missingReplyIds = new Set<string>();
-      for (const comment of comments) {
-        const eTag = comment.tags.find((t) => t[0] === 'E') || comment.tags.find((t) => t[0] === 'e' && t[1] !== comment.id);
-        if (eTag && eTag[1] && eTag[1] !== threadId) {
-          const parentExists = comments.some(c => c.id === eTag[1]);
-          if (!parentExists) {
-            missingReplyIds.add(eTag[1]);
+        
+        const nestedReplies = await nostrClient.fetchEvents(
+          nestedFilters,
+          allRelays,
+          { useCache: true, cacheResults: true }
+        );
+        
+        // Add new replies by type
+        for (const reply of nestedReplies) {
+          if (reply.kind === 1111 && !comments.some(c => c.id === reply.id)) {
+            comments.push(reply);
+            hasNewReplies = true;
+          } else if (reply.kind === 1 && !kind1Replies.some(r => r.id === reply.id)) {
+            kind1Replies.push(reply);
+            hasNewReplies = true;
+          } else if (reply.kind === 1244 && !yakBacks.some(y => y.id === reply.id)) {
+            yakBacks.push(reply);
+            hasNewReplies = true;
           }
         }
       }
-      
-      if (missingReplyIds.size > 0) {
-      const replyComments = await nostrClient.fetchEvents(
-        [{ kinds: [1111], ids: Array.from(missingReplyIds) }],
-        relays,
-        { useCache: true, cacheResults: true }
-      );
-      
-        // Add new parent comments
-      for (const reply of replyComments) {
-          const exists = comments.some(c => c.id === reply.id);
-          if (!exists) {
-          comments.push(reply);
-            hasNewComments = true;
-        }
-      }
-      }
     }
   }
 
@@ -131,24 +149,32 @@
   async function fetchZapReceipts() {
     const config = nostrClient.getConfig();
     const relays = relayManager.getCommentReadRelays();
+    const feedRelays = relayManager.getFeedReadRelays();
+    const allRelays = [...new Set([...relays, ...feedRelays])];
     
     // Keep fetching until we have all zaps
     let previousCount = -1;
     while (zapReceipts.length !== previousCount) {
       previousCount = zapReceipts.length;
-      const allEventIds = new Set([threadId, ...comments.map(c => c.id), ...zapReceipts.map(z => z.id)]);
+      const allEventIds = new Set([
+        threadId, 
+        ...comments.map(c => c.id), 
+        ...kind1Replies.map(r => r.id),
+        ...yakBacks.map(y => y.id),
+        ...zapReceipts.map(z => z.id)
+      ]);
       
-      // Fetch zap receipts that reference thread or any comment/zap
+      // Fetch zap receipts that reference thread or any comment/reply/yak/zap
       const zapFilters = [
         {
           kinds: [9735],
-          '#e': Array.from(allEventIds) // Zap receipts for thread and all comments/zaps
+          '#e': Array.from(allEventIds) // Zap receipts for thread and all replies
         }
       ];
 
       const zapEvents = await nostrClient.fetchEvents(
         zapFilters,
-        relays,
+        allRelays,
         { useCache: true, cacheResults: true }
       );
 
@@ -170,43 +196,54 @@
         }
       }
 
-      // Check if any zaps reference comments we don't have
-      const missingCommentIds = new Set<string>();
+      // Check if any zaps reference events we don't have
+      const missingEventIds = new Set<string>();
       for (const zap of validZaps) {
         const eTag = zap.tags.find((t) => t[0] === 'e');
         if (eTag && eTag[1] && eTag[1] !== threadId) {
-          if (!comments.some(c => c.id === eTag[1])) {
-            missingCommentIds.add(eTag[1]);
+          const exists = comments.some(c => c.id === eTag[1])
+            || kind1Replies.some(r => r.id === eTag[1])
+            || yakBacks.some(y => y.id === eTag[1]);
+          if (!exists) {
+            missingEventIds.add(eTag[1]);
           }
         }
       }
       
-      // Fetch missing comments
-      if (missingCommentIds.size > 0) {
-        const missingComments = await nostrClient.fetchEvents(
-          [{ kinds: [1111], ids: Array.from(missingCommentIds) }],
-          relays,
+      // Fetch missing events (could be comments, replies, or yak backs)
+      if (missingEventIds.size > 0) {
+        const missingEvents = await nostrClient.fetchEvents(
+          [
+            { kinds: [1111], ids: Array.from(missingEventIds) },
+            { kinds: [1], ids: Array.from(missingEventIds) },
+            { kinds: [1244], ids: Array.from(missingEventIds) }
+          ],
+          allRelays,
           { useCache: true, cacheResults: true }
         );
         
-        for (const comment of missingComments) {
-          if (!comments.some(c => c.id === comment.id)) {
-            comments.push(comment);
+        for (const event of missingEvents) {
+          if (event.kind === 1111 && !comments.some(c => c.id === event.id)) {
+            comments.push(event);
+          } else if (event.kind === 1 && !kind1Replies.some(r => r.id === event.id)) {
+            kind1Replies.push(event);
+          } else if (event.kind === 1244 && !yakBacks.some(y => y.id === event.id)) {
+            yakBacks.push(event);
           }
         }
         
-        // Fetch nested replies to newly found comments
+        // Fetch nested replies to newly found events
         await fetchNestedReplies();
       }
     }
   }
 
 
-  function sortThreadItems(items: Array<{ event: NostrEvent; type: 'comment' | 'zap' }>): Array<{ event: NostrEvent; type: 'comment' | 'zap' }> {
+  function sortThreadItems(items: Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }>): Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }> {
     // Build thread structure similar to feed
-    const eventMap = new Map<string, { event: NostrEvent; type: 'comment' | 'zap' }>();
+    const eventMap = new Map<string, { event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }>();
     const replyMap = new Map<string, string[]>(); // parentId -> childIds[]
-    const rootItems: Array<{ event: NostrEvent; type: 'comment' | 'zap' }> = [];
+    const rootItems: Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }> = [];
     const allEventIds = new Set<string>();
 
     // First pass: build event map and collect all event IDs
@@ -217,19 +254,19 @@
       
     // Second pass: determine parent-child relationships
     for (const item of items) {
-      // Check if this is a reply
+      // Check if this is a reply - check both uppercase E (NIP-22) and lowercase e tags
       const eTag = item.event.tags.find((t) => t[0] === 'E') || item.event.tags.find((t) => t[0] === 'e' && t[1] !== item.event.id);
       const parentId = eTag?.[1];
       
       if (parentId) {
-        // Check if parent is the thread or another comment/zap we have
+        // Check if parent is the thread or another reply we have
         if (parentId === threadId || allEventIds.has(parentId)) {
-        // This is a reply
-        if (!replyMap.has(parentId)) {
-          replyMap.set(parentId, []);
-        }
-        replyMap.get(parentId)!.push(item.event.id);
-      } else {
+          // This is a reply
+          if (!replyMap.has(parentId)) {
+            replyMap.set(parentId, []);
+          }
+          replyMap.get(parentId)!.push(item.event.id);
+        } else {
           // Parent not found - treat as root item (might be a missing parent)
           rootItems.push(item);
         }
@@ -240,10 +277,10 @@
     }
 
     // Third pass: recursively collect all items in thread order
-    const result: Array<{ event: NostrEvent; type: 'comment' | 'zap' }> = [];
+    const result: Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }> = [];
     const processed = new Set<string>();
 
-    function addThread(item: { event: NostrEvent; type: 'comment' | 'zap' }) {
+    function addThread(item: { event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }) {
       if (processed.has(item.event.id)) return;
       processed.add(item.event.id);
       
@@ -253,7 +290,7 @@
       const replies = replyMap.get(item.event.id) || [];
       const replyItems = replies
         .map(id => eventMap.get(id))
-        .filter((item): item is { event: NostrEvent; type: 'comment' | 'zap' } => item !== undefined)
+        .filter((item): item is { event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' } => item !== undefined)
         .sort((a, b) => a.event.created_at - b.event.created_at); // Sort replies chronologically
       
       for (const reply of replyItems) {
@@ -270,9 +307,11 @@
     return result;
   }
 
-  function getThreadItems(): Array<{ event: NostrEvent; type: 'comment' | 'zap' }> {
-    const items: Array<{ event: NostrEvent; type: 'comment' | 'zap' }> = [
+  function getThreadItems(): Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }> {
+    const items: Array<{ event: NostrEvent; type: 'comment' | 'reply' | 'yak' | 'zap' }> = [
       ...comments.map(c => ({ event: c, type: 'comment' as const })),
+      ...kind1Replies.map(r => ({ event: r, type: 'reply' as const })),
+      ...yakBacks.map(y => ({ event: y, type: 'yak' as const })),
       ...zapReceipts.map(z => ({ event: z, type: 'zap' as const }))
     ];
     return sortThreadItems(items);
@@ -282,8 +321,11 @@
     // NIP-22: E tag (uppercase) points to parent event, or lowercase e tag
     const eTag = event.tags.find((t) => t[0] === 'E') || event.tags.find((t) => t[0] === 'e' && t[1] !== event.id);
     if (eTag && eTag[1]) {
-      // Find parent in comments or zap receipts
-      const parent = comments.find((c) => c.id === eTag[1]) || zapReceipts.find((z) => z.id === eTag[1]);
+      // Find parent in comments, replies, yak backs, or zap receipts
+      const parent = comments.find((c) => c.id === eTag[1]) 
+        || kind1Replies.find((r) => r.id === eTag[1])
+        || yakBacks.find((y) => y.id === eTag[1])
+        || zapReceipts.find((z) => z.id === eTag[1]);
       if (parent) return parent;
       
       // If parent not found, it might be the thread itself
@@ -307,8 +349,8 @@
 
   {#if loading}
     <p class="text-fog-text-light dark:text-fog-dark-text-light">Loading comments...</p>
-  {:else if comments.length === 0 && zapReceipts.length === 0}
-    <p class="text-fog-text-light dark:text-fog-dark-text-light">No comments yet. Be the first to comment!</p>
+  {:else if comments.length === 0 && kind1Replies.length === 0 && yakBacks.length === 0 && zapReceipts.length === 0}
+    <p class="text-fog-text-light dark:text-fog-dark-text-light">No replies yet. Be the first to reply!</p>
   {:else}
     <div class="comments-list">
       {#each getThreadItems() as item (item.event.id)}
@@ -319,6 +361,16 @@
             parentEvent={parent}
             onReply={handleReply}
           />
+        {:else if item.type === 'reply'}
+          <!-- Kind 1 reply - render as FeedPost -->
+          <div class="kind1-reply mb-4">
+            <FeedPost post={item.event} />
+          </div>
+        {:else if item.type === 'yak'}
+          <!-- Yak back (kind 1244) - render as FeedPost -->
+          <div class="yak-back mb-4">
+            <FeedPost post={item.event} />
+          </div>
         {:else if item.type === 'zap'}
           <ZapReceiptReply
             zapReceipt={item.event}
diff --git a/src/lib/modules/feed/FeedPost.svelte b/src/lib/modules/feed/FeedPost.svelte
index 704e0e7..6d3fb93 100644
--- a/src/lib/modules/feed/FeedPost.svelte
+++ b/src/lib/modules/feed/FeedPost.svelte
@@ -1,6 +1,7 @@
 <script lang="ts">
   import ProfileBadge from '../../components/layout/ProfileBadge.svelte';
   import MarkdownRenderer from '../../components/content/MarkdownRenderer.svelte';
+  import MediaAttachments from '../../components/content/MediaAttachments.svelte';
   import ReplyContext from '../../components/content/ReplyContext.svelte';
   import QuotedContext from '../../components/content/QuotedContext.svelte';
   import FeedReactionButtons from '../reactions/FeedReactionButtons.svelte';
@@ -222,6 +223,7 @@
       </div>
 
       <div class="post-content mb-2">
+        <MediaAttachments event={post} />
         <MarkdownRenderer content={post.content} />
       </div>
 
diff --git a/src/lib/modules/profiles/ProfilePage.svelte b/src/lib/modules/profiles/ProfilePage.svelte
index cbfb6a1..bf236e0 100644
--- a/src/lib/modules/profiles/ProfilePage.svelte
+++ b/src/lib/modules/profiles/ProfilePage.svelte
@@ -6,6 +6,7 @@
   import { fetchProfile, fetchUserStatus, type ProfileData } from '../../services/user-data.js';
   import { nostrClient } from '../../services/nostr/nostr-client.js';
   import { relayManager } from '../../services/nostr/relay-manager.js';
+  import { sessionManager } from '../../services/auth/session-manager.js';
   import { onMount } from 'svelte';
   import { page } from '$app/stores';
   import { nip19 } from 'nostr-tools';
@@ -15,8 +16,80 @@
   let userStatus = $state<string | null>(null);
   let posts = $state<NostrEvent[]>([]);
   let responses = $state<NostrEvent[]>([]);
+  let interactionsWithMe = $state<NostrEvent[]>([]);
   let loading = $state(true);
-  let activeTab = $state<'posts' | 'responses'>('posts');
+  let activeTab = $state<'posts' | 'responses' | 'interactions'>('posts');
+  let nip05Validations = $state<Map<string, boolean | null>>(new Map()); // null = checking, true = valid, false = invalid
+  
+  // Get current logged-in user's pubkey
+  let currentUserPubkey = $state<string | null>(sessionManager.getCurrentPubkey());
+  
+  // Subscribe to session changes
+  $effect(() => {
+    const unsubscribe = sessionManager.session.subscribe((session) => {
+      currentUserPubkey = session?.pubkey || null;
+      // Reload interactions if session changes and we're viewing another user's profile
+      if (profile) {
+        const pubkey = decodePubkey($page.params.pubkey);
+        if (pubkey && currentUserPubkey && currentUserPubkey !== pubkey) {
+          // Reload interactions tab data
+          loadInteractionsWithMe(pubkey, currentUserPubkey);
+        } else {
+          interactionsWithMe = [];
+        }
+      }
+    });
+    return unsubscribe;
+  });
+  
+  async function loadInteractionsWithMe(profilePubkey: string, currentUserPubkey: string) {
+    if (!currentUserPubkey || currentUserPubkey === profilePubkey) {
+      interactionsWithMe = [];
+      return;
+    }
+    
+    try {
+      const interactionRelays = relayManager.getFeedResponseReadRelays();
+      // Fetch current user's posts to find replies
+      const currentUserPosts = await nostrClient.fetchEvents(
+        [{ kinds: [1], authors: [currentUserPubkey], limit: 50 }],
+        interactionRelays,
+        { useCache: true, cacheResults: true }
+      );
+      const currentUserPostIds = new Set(currentUserPosts.map(p => p.id));
+      
+      const interactionEvents = await nostrClient.fetchEvents(
+        [
+          { kinds: [1], authors: [profilePubkey], '#e': Array.from(currentUserPostIds), limit: 20 }, // Replies to current user's posts
+          { kinds: [1], authors: [profilePubkey], '#p': [currentUserPubkey], limit: 20 } // Mentions of current user
+        ],
+        interactionRelays,
+        { useCache: true, cacheResults: true }
+      );
+      
+      // Deduplicate and filter to only include actual interactions
+      const seenIds = new Set<string>();
+      interactionsWithMe = interactionEvents
+        .filter(e => {
+          if (seenIds.has(e.id)) return false;
+          seenIds.add(e.id);
+          
+          // Check if it's a reply to current user's post
+          const eTag = e.tags.find(t => t[0] === 'e');
+          const isReplyToCurrentUser = eTag && currentUserPostIds.has(eTag[1]);
+          
+          // Check if it mentions current user
+          const pTag = e.tags.find(t => t[0] === 'p' && t[1] === currentUserPubkey);
+          const mentionsCurrentUser = !!pTag;
+          
+          return isReplyToCurrentUser || mentionsCurrentUser;
+        })
+        .sort((a, b) => b.created_at - a.created_at);
+    } catch (error) {
+      console.error('Error loading interactions with me:', error);
+      interactionsWithMe = [];
+    }
+  }
 
   onMount(async () => {
     await nostrClient.initialize();
@@ -74,6 +147,54 @@
     return null;
   }
 
+  /**
+   * Validate NIP-05 address against well-known.json
+   */
+  async function validateNIP05(nip05: string, expectedPubkey: string) {
+    // Mark as checking
+    nip05Validations.set(nip05, null);
+    
+    try {
+      // Parse NIP-05: format is "local@domain.com"
+      const [localPart, domain] = nip05.split('@');
+      if (!localPart || !domain) {
+        nip05Validations.set(nip05, false);
+        return;
+      }
+
+      // Fetch well-known JSON
+      // NIP-05 spec: https://[domain]/.well-known/nostr.json?name=[local]
+      const url = `https://${domain}/.well-known/nostr.json?name=${encodeURIComponent(localPart)}`;
+      
+      const response = await fetch(url, {
+        method: 'GET',
+        headers: {
+          'Accept': 'application/json'
+        }
+      });
+
+      if (!response.ok) {
+        nip05Validations.set(nip05, false);
+        return;
+      }
+
+      const data = await response.json();
+      
+      // Check if the response contains the expected pubkey
+      // NIP-05 format: { "names": { "local": "hex-pubkey" } }
+      if (data.names && data.names[localPart]) {
+        const verifiedPubkey = data.names[localPart].toLowerCase();
+        const expected = expectedPubkey.toLowerCase();
+        nip05Validations.set(nip05, verifiedPubkey === expected);
+      } else {
+        nip05Validations.set(nip05, false);
+      }
+    } catch (error) {
+      console.error('Error validating NIP-05:', nip05, error);
+      nip05Validations.set(nip05, false);
+    }
+  }
+
   async function loadProfile() {
     const param = $page.params.pubkey;
     if (!param) {
@@ -101,6 +222,16 @@
       profile = profileData;
       console.log('Profile loaded:', profileData);
 
+      // Validate NIP-05 addresses (async, don't wait)
+      if (profileData?.nip05 && profileData.nip05.length > 0) {
+        for (const nip05 of profileData.nip05) {
+          // Validate in background - don't block page load
+          validateNIP05(nip05, pubkey).catch(err => {
+            console.error('NIP-05 validation error:', err);
+          });
+        }
+      }
+
       // Load user status
       const status = await fetchUserStatus(pubkey);
       userStatus = status;
@@ -122,13 +253,25 @@
         { useCache: true, cacheResults: true }
       );
       // Filter to only include actual replies (have e tag pointing to user's posts)
+      // AND exclude self-replies (where author is the same as the profile owner)
       const userPostIds = new Set(posts.map(p => p.id));
       responses = responseEvents
         .filter(e => {
+          // Exclude self-replies
+          if (e.pubkey === pubkey) {
+            return false;
+          }
           const eTag = e.tags.find(t => t[0] === 'e');
           return eTag && userPostIds.has(eTag[1]);
         })
         .sort((a, b) => b.created_at - a.created_at);
+
+      // Load "Interactions with me" if user is logged in and viewing another user's profile
+      if (currentUserPubkey && currentUserPubkey !== pubkey) {
+        await loadInteractionsWithMe(pubkey, currentUserPubkey);
+      } else {
+        interactionsWithMe = [];
+      }
     } catch (error) {
       console.error('Error loading profile:', error);
       // Set loading to false even on error so UI can show error state
@@ -181,8 +324,16 @@
       {#if profile.nip05 && profile.nip05.length > 0}
         <div class="nip05 mb-2">
           {#each profile.nip05 as nip05}
-            <span class="text-sm text-fog-text-light dark:text-fog-dark-text-light">
+            {@const isValid = nip05Validations.get(nip05)}
+            <span class="text-sm text-fog-text-light dark:text-fog-dark-text-light mr-2">
               {nip05}
+              {#if isValid === true}
+                <span class="nip05-valid" title="NIP-05 verified">✓</span>
+              {:else if isValid === false}
+                <span class="nip05-invalid" title="NIP-05 verification failed">✗</span>
+              {:else}
+                <span class="nip05-checking" title="Verifying NIP-05...">⟳</span>
+              {/if}
             </span>
           {/each}
         </div>
@@ -204,6 +355,14 @@
         >
           Responses ({responses.length})
         </button>
+        {#if currentUserPubkey && currentUserPubkey !== decodePubkey($page.params.pubkey)}
+          <button
+            onclick={() => activeTab = 'interactions'}
+            class="px-4 py-2 font-semibold {activeTab === 'interactions' ? 'border-b-2 border-fog-accent dark:border-fog-dark-accent' : ''}"
+          >
+            Interactions with me ({interactionsWithMe.length})
+          </button>
+        {/if}
       </div>
 
       {#if activeTab === 'posts'}
@@ -216,7 +375,7 @@
             {/each}
           </div>
         {/if}
-      {:else}
+      {:else if activeTab === 'responses'}
         {#if responses.length === 0}
           <p class="text-fog-text-light dark:text-fog-dark-text-light">No responses yet.</p>
         {:else}
@@ -226,6 +385,16 @@
             {/each}
           </div>
         {/if}
+      {:else if activeTab === 'interactions'}
+        {#if interactionsWithMe.length === 0}
+          <p class="text-fog-text-light dark:text-fog-dark-text-light">No interactions with you yet.</p>
+        {:else}
+          <div class="interactions-list">
+            {#each interactionsWithMe as interaction (interaction.id)}
+              <FeedPost post={interaction} />
+            {/each}
+          </div>
+        {/if}
       {/if}
     </div>
   {:else}
@@ -243,4 +412,32 @@
   .profile-picture {
     object-fit: cover;
   }
+  
+  .nip05-valid {
+    color: #60a5fa;
+    margin-left: 0.25rem;
+    font-weight: bold;
+  }
+  
+  .nip05-invalid {
+    color: #ef4444;
+    margin-left: 0.25rem;
+    font-weight: bold;
+  }
+  
+  .nip05-checking {
+    color: #9ca3af;
+    margin-left: 0.25rem;
+    display: inline-block;
+    animation: spin 1s linear infinite;
+  }
+  
+  @keyframes spin {
+    from {
+      transform: rotate(0deg);
+    }
+    to {
+      transform: rotate(360deg);
+    }
+  }
 </style>
diff --git a/src/lib/modules/threads/ThreadView.svelte b/src/lib/modules/threads/ThreadView.svelte
index 3b2d12f..14f4512 100644
--- a/src/lib/modules/threads/ThreadView.svelte
+++ b/src/lib/modules/threads/ThreadView.svelte
@@ -38,8 +38,12 @@
   async function loadThread() {
     loading = true;
     try {
-      const relays = relayManager.getThreadReadRelays();
-      const event = await nostrClient.getEventById(threadId, relays);
+      // Try multiple relay sets to find the event
+      const threadRelays = relayManager.getThreadReadRelays();
+      const feedRelays = relayManager.getFeedReadRelays();
+      const allRelays = [...new Set([...threadRelays, ...feedRelays])];
+      
+      const event = await nostrClient.getEventById(threadId, allRelays);
       thread = event;
     } catch (error) {
       console.error('Error loading thread:', error);
@@ -50,8 +54,17 @@
 
   function getTitle(): string {
     if (!thread) return '';
-    const titleTag = thread.tags.find((t) => t[0] === 'title');
-    return titleTag?.[1] || 'Untitled';
+    // For kind 11 threads, use title tag
+    if (thread.kind === 11) {
+      const titleTag = thread.tags.find((t) => t[0] === 'title');
+      return titleTag?.[1] || 'Untitled';
+    }
+    // For other kinds, show kind description or first line of content
+    const firstLine = thread.content.split('\n')[0].trim();
+    if (firstLine.length > 0 && firstLine.length < 100) {
+      return firstLine;
+    }
+    return getKindInfo(thread.kind).description;
   }
 
   function getTopics(): string[] {
@@ -150,7 +163,7 @@
     {/if}
 
     <div class="comments-section">
-      <CommentThread threadId={thread.id} />
+      <CommentThread threadId={thread.id} event={thread} />
     </div>
     
     <div class="kind-badge">
diff --git a/src/routes/thread/[id]/+page.svelte b/src/routes/thread/[id]/+page.svelte
index dac8124..3c44f10 100644
--- a/src/routes/thread/[id]/+page.svelte
+++ b/src/routes/thread/[id]/+page.svelte
@@ -4,18 +4,76 @@
   import { nostrClient } from '../../../lib/services/nostr/nostr-client.js';
   import { onMount } from 'svelte';
   import { page } from '$app/stores';
+  import { nip19 } from 'nostr-tools';
+
+  let decodedEventId = $state<string | null>(null);
+
+  /**
+   * Decode route parameter to event hex ID
+   * Supports: hex event id, note, nevent, naddr
+   */
+  function decodeEventId(param: string): string | null {
+    if (!param) return null;
+    
+    // Check if it's already a hex event ID (64 hex characters)
+    if (/^[0-9a-f]{64}$/i.test(param)) {
+      return param.toLowerCase();
+    }
+    
+    // Check if it's a bech32 encoded format (note, nevent, naddr)
+    if (/^(note|nevent|naddr)1[a-z0-9]+$/i.test(param)) {
+      try {
+        const decoded = nip19.decode(param);
+        if (decoded.type === 'note') {
+          return String(decoded.data);
+        } else if (decoded.type === 'nevent') {
+          // nevent contains event id and optional relays
+          if (decoded.data && typeof decoded.data === 'object' && 'id' in decoded.data) {
+            return String(decoded.data.id);
+          }
+        } else if (decoded.type === 'naddr') {
+          // naddr is for parameterized replaceable events (kind + pubkey + d tag)
+          // We need to fetch the event using these parameters, then get its id
+          // For now, return a special marker that ThreadView can handle
+          // naddr format: { kind, pubkey, identifier (d tag), relays? }
+          if (decoded.data && typeof decoded.data === 'object' && 'kind' in decoded.data && 'pubkey' in decoded.data) {
+            // Store naddr data for fetching - we'll handle this in ThreadView
+            // For now, return null and ThreadView will need to fetch by kind+pubkey+d
+            console.warn('naddr requires fetching event by kind+pubkey+d, not yet fully supported');
+            return null;
+          }
+        }
+      } catch (error) {
+        console.error('Error decoding bech32:', error);
+        return null;
+      }
+    }
+    
+    return null;
+  }
 
   onMount(async () => {
     await nostrClient.initialize();
+    if ($page.params.id) {
+      decodedEventId = decodeEventId($page.params.id);
+    }
+  });
+
+  $effect(() => {
+    if ($page.params.id) {
+      decodedEventId = decodeEventId($page.params.id);
+    }
   });
 </script>
 
 <Header />
 
 <main class="container mx-auto px-4 py-8">
-  {#if $page.params.id}
-    <ThreadView threadId={$page.params.id} />
+  {#if decodedEventId}
+    <ThreadView threadId={decodedEventId} />
+  {:else if $page.params.id}
+    <p class="text-fog-text dark:text-fog-dark-text">Invalid event ID format. Supported: hex event ID, note, nevent, or naddr</p>
   {:else}
-    <p class="text-fog-text dark:text-fog-dark-text">Thread ID required</p>
+    <p class="text-fog-text dark:text-fog-dark-text">Event ID required</p>
   {/if}
 </main>