diff --git a/.github/release-notes.md b/.github/release-notes.md
index 5a06dbd8..e0bc964b 100644
--- a/.github/release-notes.md
+++ b/.github/release-notes.md
@@ -1,7 +1,7 @@
 # GoldenEye 007 PC Port — v<version>
 
 <p align="center">
-  <img src="https://github.com/jkdansereau/goldeneye-pc-port/raw/v<version>/docs/img/shots/feature-splitscreen.jpg" width="340" alt="3-player split-screen multiplayer in the port">
+  <img src="https://github.com/jkdansereau/goldeneye-pc-port/raw/v<version>/docs/img/shots/feature-splitscreen.jpg" width="340" alt="2-player split-screen multiplayer in the port">
   <img src="https://github.com/jkdansereau/goldeneye-pc-port/raw/v<version>/docs/img/shots/feature-options.jpg" width="340" alt="The PC options menu: custom crosshair colour sliders">
 </p>
 
diff --git a/README.md b/README.md
index 34563404..f0b702ed 100644
--- a/README.md
+++ b/README.md
@@ -36,12 +36,13 @@ project is as much a study of that process as it is a port. See
 [How it was made](#how-it-was-made).
 
 <p align="center">
-  <img src="docs/img/shots/feature-splitscreen.jpg" width="23%" alt="3-player split-screen multiplayer in the port">
-  <img src="docs/img/shots/feature-options.jpg" width="23%" alt="The PC options menu: custom crosshair colour sliders">
-  <img src="docs/img/shots/shot-01.jpg" width="23%" alt="Dam, rendered by the port">
-  <img src="docs/img/shots/shot-21.jpg" width="23%" alt="Cradle, rendered by the port">
-  <br><em>All in-engine, running in the port ·
-  <a href="docs/index.md">12 level stills in the project index</a></em>
+  <img src="docs/media/goldeneye-gh-preview.gif" width="64%"
+       alt="~29 s gameplay montage from live v0.5.0 play sessions">
+  <br><em>All in-engine, running in the port: a ~29&nbsp;s montage from live
+  v0.5.0 play sessions (the Facility intro, auto-aim in the Archives,
+  the crosshair options and the Dam sniper rifle, Silo, a 2-player rocket kill,
+  the Facility bathroom, the Dam ending) ·
+  <a href="docs/index.md">14 stills in the project index</a></em>
 </p>
 
 ---
diff --git a/docs/img/shots/feature-splitscreen.jpg b/docs/img/shots/feature-splitscreen.jpg
index 236fd0c3..342df0ea 100644
Binary files a/docs/img/shots/feature-splitscreen.jpg and b/docs/img/shots/feature-splitscreen.jpg differ
diff --git a/docs/index.md b/docs/index.md
index 30142f6c..d810b60f 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -134,11 +134,11 @@ how faithfully it tracks the N64 game, on [Fidelity status](fidelity.md).
     <span class="idx" id="vIdx">1 / 14</span>
   </div>
   <div class="vstage">
-    <img id="vImg" src="img/shots/feature-splitscreen.jpg" alt="GoldenEye 007 PC port — 3-player split-screen multiplayer, in-engine capture">
+    <img id="vImg" src="img/shots/feature-splitscreen.jpg" alt="GoldenEye 007 PC port — 2-player split-screen multiplayer, in-engine capture">
     <button class="vbtn prev" id="vPrev" aria-label="previous capture">&#8249;</button>
     <button class="vbtn next" id="vNext" aria-label="next capture">&#8250;</button>
   </div>
-  <div class="vcap"><span id="vCap">3-player split-screen &mdash; v0.5.0</span></div>
+  <div class="vcap"><span id="vCap">2-player split-screen &mdash; v0.5.0</span></div>
 </div>
 
 ## Play it, or take it apart
@@ -191,7 +191,7 @@ architecture, the N64→PC bug catalogue, and how the project is developed.
   // console-viewer carousel: one media slot, cycle the captures. Vanilla JS.
   (function () {
     var slides = [
-      { src:"img/shots/feature-splitscreen.jpg", cap:"3-player split-screen — v0.5.0" },
+      { src:"img/shots/feature-splitscreen.jpg", cap:"2-player split-screen — v0.5.0" },
       { src:"img/shots/feature-options.jpg", cap:"PC options menu, custom crosshair colour — v0.5.0" },
       { src:"img/shots/shot-01.jpg", cap:"Dam — v0.5.0 intro attract, 4K" },
       { src:"img/shots/shot-03.jpg", cap:"Runway — v0.5.0 intro attract, 4K" },
diff --git a/docs/media/goldeneye-gh-preview.gif b/docs/media/goldeneye-gh-preview.gif
new file mode 100644
index 00000000..6af96f2e
Binary files /dev/null and b/docs/media/goldeneye-gh-preview.gif differ