Created attachment 466457 [details] Screencast showing YouTube player going blank 1. Open a YouTube video 2. Go fullscreen 3. Pause 4. Un-fullscreen 5. Observe that the player is blank 6. Hit play again. Video resumes correctly Tested on GTK MiniBrowser with WebKit main, GStreamer 1.22. Also present in Gnome Web.
Reverting 261839@main fixes this one, but breaks fullscreen seeking again.....