I think it's a result of Wayland's growing popularity, particularly upstream and other distros where it is default. There are much fewer developers involved in fixing Xorg now.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1888810 Title: MATE desktop in Ubuntu 20.04 screen tearing with modeset driver To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1888810/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp