1 files changed, 34 insertions, 5 deletions

diff --git a/src/features/messages.js b/src/features/messages.js
index 7be3630..4900c40 100644
--- a/src/features/messages.js
+++ b/src/features/messages.js
@@ -13946,8 +13946,14 @@ export function messagesFeature(ctx) {
       if (d && d.probed && !d.w && d.ranges && !videoDims.has(url)) return playerShape(url);
     }).finally(() => { if (mediaMode === 'videos') scheduleRepaint(); });
   }
+  // One picture or clip shows once in the grid, however many posts carry it
+  // (Adam, 2026-10-22: a conference promo filled the Videos view with
+  // copies): the same file (a Blossom hash names it wherever it's hosted),
+  // or the same words from the same person posted again with another upload.
+  const sameFile = (url) => { const m = /\/([0-9a-f]{64})(?:\.\w+)?(?:[?#]|$)/i.exec(url); return m ? m[1].toLowerCase() : url.replace(/[?#].*$/, ''); };
+  const saidAgain = (ev) => { const w = String(ev.content || '').replace(/https?:\/\/\S+/g, '').replace(/\s+/g, ' ').trim(); return w.length >= 8 ? ev.pubkey + '|' + w : null; };
   function mediaItems(c, kind) {
-    const out = [], seen = new Set();
+    const out = [], seen = new Set(), said = new Map();
     const r = mediaIndex(c.id);
     indexMedia(r, c.notes);
     const evs = [...r[kind].values()].sort((a, b) => b.created_at - a.created_at);
@@ -13956,14 +13962,19 @@ export function messagesFeature(ctx) {
       if (hidden(ev)) continue;
       // a grid shows the picture itself — no warning to fold it behind
       if (curated ? notForPublic(ev) : modOn('sensitive') && sensitiveWhy(ev) !== null && !isMe(ev.pubkey)) continue;
+      const again = saidAgain(ev);
+      if (again && said.has(again) && said.get(again) !== ev.id) continue;
       if (kind === 'videos') learnVideoMeta(ev);
       const urls = kind === 'videos' ? clipUrlsOf(ev).filter(fitClip)
         : noteMediaUrls(ev.content).filter((u) => !u.startsWith('https://i.ytimg.com/'));
+      // (the words are taken by a post that shows: one whose clip doesn't fit
+      // the screen leaves them to the next)
+      if (again && urls.length) said.set(again, ev.id);
       for (const url of urls) {
-        const it = { ev, url };
-        if (seen.has(mediaKey(it))) continue;
-        seen.add(mediaKey(it));
-        out.push(it);
+        const f = sameFile(url);
+        if (seen.has(f)) continue;
+        seen.add(f);
+        out.push({ ev, url });
       }
     }
     return out;
@@ -14485,6 +14496,7 @@ export function messagesFeature(ctx) {
             m.closest('.mp-slide').classList.add('mp-gone');
             m.insertAdjacentElement('afterend', h('div', { class: 'mp-missing' }, h('div', { class: 'mp-missing-ico' }, '🖼'), h('div', {}, t('mediaPicGone')), host ? h('div', { class: 'small muted' }, host) : null));
           } }));
+    if (video) capUpscale(media);
     const caption = mediaCaption(ev, true);
     const stop = (fn) => (e) => { e.stopPropagation(); fn(e); };
     const slide = h('div', { class: 'mp-slide', 'data-k': mediaKey(it) },
@@ -14537,6 +14549,23 @@ export function messagesFeature(ctx) {
   // (the clip holds still meanwhile, and the time shows); the drag is the
   // bar's alone, never the pager's swipe or its tap.
   const clock = (t) => { t = Math.max(0, Math.floor(t || 0)); const m = Math.floor(t / 60), x = t % 60; return m + ':' + String(x).padStart(2, '0'); };
+  // A big screen blew a small clip up into blocks (Adam, 2026-10-22: "videos
+  // that are low res … so pixellated on my large 1920 monitor"). In a big
+  // window (a phone on its side is too short) a clip is drawn at most 1.5×
+  // its own pixels,
+  // smaller ones sitting in the middle on the pager's black. A phone fills
+  // its screen as before.
+  const MAX_UPSCALE = 1.5;
+  function capUpscale(v) {
+    const fit = () => {
+      const big = v.videoWidth && matchMedia('(min-width: 1000px) and (min-height: 600px)').matches;
+      const k = MAX_UPSCALE / (window.devicePixelRatio || 1);
+      v.style.maxWidth = big ? Math.round(v.videoWidth * k) + 'px' : '';
+      v.style.maxHeight = big ? Math.round(v.videoHeight * k) + 'px' : '';
+    };
+    v.addEventListener('loadedmetadata', fit);
+    if (v.readyState >= 1) fit();
+  }
   // up for a few seconds, and on while a finger is on it
   // (a mouse brings it up by moving, so it goes sooner once the mouse is
   // still, and stays while the pointer rests on the bar itself)