Ah yes, such classic X11 issues as Google Sign in not working [0]. Everyone knows that only Wayland is webscale enough for Google.
[0] https://gitlab.freedesktop.org/xorg/xserver/-/issues/1092
Re:The X.Org Server Is Abandonware?
by sergeykish on Tuesday October 27, 2020 @11:48AM
(#24908559)
Quick glance shows real issues
> Xorg xserver above 1.20.8-3 crashes when using displaylink/evdi
> Applications do not repaint in a timely fashion, resulting in screen corruption
> xorg-x11-server quit unexpectedly on windows resize
> x11-base/xorg-server-1.20.8-r1 crashes
> Xorg crashes after unlocking with lightdm
> Input events can be sent for disabled device, crashing GTK and mutter
> when ubuntu runing Virtualbox, Ctal+Alt+F1 Ctal+Alt+F17 switch cause memleak
> Server crash at startup
> Delay and black screen when the screen is rotated.
> xorg-server-1.20.9 crash on startup
> The primary development code repository can be found at:
> https://gitlab.freedesktop.org/xorg/xserver
Quite a lot of issues.