diff --git a/script.html b/script.html
index 0592bfe..c4f8870 100644
--- a/script.html
+++ b/script.html
@@ -275,7 +275,8 @@ function render(r) {
           : '')
       + '<p class="foot" style="margin:0 0 12px">Cutaways are laid across the joins between shots, '
       + 'so the picture changes while the voice keeps going and the join is never on screen.</p>'
-      + '<div id="edlwrap" style="margin:6px 0 18px">'
+      + '<button type="button" class="btn ghost" id="edlopen" style="margin-bottom:16px">Open the video editor</button>'
+      + '<div id="edlwrap" style="margin:6px 0 18px;display:none">'
       + '<div class="stage" style="margin-bottom:12px">'
       + '<video id="pvid" playsinline preload="metadata"></video>'
       + '<div class="ovl" id="povl"><img id="povlimg" alt="cutaway"><video id="povlvid" muted playsinline></video></div>'
@@ -627,7 +628,13 @@ function tlDraw() {
   html += '<div class="tlhead" id="tlhead" style="left:0"></div>';
   html += '<div class="tlruler">';
   for (var t = 0; t <= dur; t += 8) {
-    html += '<span style="left:' + ((t / dur) * 100).toFixed(2) + '%">' + t + 's</span>';
+    // The end labels are centred on the track edges, so half of each falls
+    // outside it. Pin the first left and the last right instead.
+    var pos = (t / dur) * 100;
+    var style = t === 0 ? 'left:2px;transform:none'
+              : (t >= dur ? 'right:2px;left:auto;transform:none'
+                          : 'left:' + pos.toFixed(2) + '%');
+    html += '<span style="' + style + '">' + t + 's</span>';
   }
   html += '</div>';
   tl.innerHTML = html;
@@ -793,7 +800,19 @@ async function loadEdl(p) {
 }
 
 function bindPost() {
-  if (document.getElementById("tl")) loadEdl((DATA && DATA.project) || {});
+  // The editing bay is opt-in. Most people want to watch the thing and leave.
+  var eo = document.getElementById("edlopen");
+  if (eo) eo.onclick = function () {
+    var w = document.getElementById("edlwrap");
+    var open = w.style.display === "none";
+    w.style.display = open ? "" : "none";
+    this.textContent = open ? "Close the video editor" : "Open the video editor";
+    if (open) {
+      if (!EDL) loadEdl((DATA && DATA.project) || {});
+      else tlDraw();
+      w.scrollIntoView({ behavior: "smooth", block: "start" });
+    }
+  };
   var sb = document.getElementById("seams");
   function paintSeams(r) {
     var el = document.getElementById("seamout");