Hum, in the video my wallpaper was experimental. It doesn't show you my real setup. The background color used was plain to show you the behavior.
I'm not really disturbed about this, I just wanted to have some details from you. Another question: did you changed the code much compared to the 5.9? I ask you, because I don't have similar thing on 5.9 -- Envoyé d'Archlinux