Await the repaint before playing, and show each shot's day

openTab fetches the draft, so the video element did not exist 60ms later and
the first play was a no-op.

trailer.html

@@ -616,6 +616,7 @@
       + '<div class="where">' + esc(s.setting || "") + ' &middot; '
       + Number(s.edit_seconds || 0).toFixed(1) + 's'
       + (s.scene ? ' &middot; <span class="scene">' + esc(s.scene) + '</span>' : '')
+      + (s.day ? ' &middot; <span class="scene">' + esc(s.day) + '</span>' : '')
       + '</div>'
       + media
       + '<p class="act">' + esc(s.action || "") + '</p>'
@@ -713,8 +714,9 @@
       if (cc.filmed < cc.of)
         showMsg("msg", "Playing the " + cc.filmed + " of " + cc.of
           + " shots that are filmed. The rest are skipped.");
-      PLAYING = cid; QAT = 0; openTab(CUR);
-      setTimeout(playCut, 60);
+      PLAYING = cid; QAT = 0;
+      await openTab(CUR);   // the video element does not exist until this lands
+      playCut();
       return;
     }
     if ((el = hit("data-stop"))) { PLAYING = null; QUEUE = []; openTab(CUR); return; }