The thread has pretty much devolved into a Wayland discussion. And I'm pretty sure there are ways to do so too on Gnome (but idk.). Sure what is missing is a

The thread has pretty much devolved into a Wayland discussion. And I'm pretty sure there are ways to do so too on Gnome (but idk.). Sure what is missing is a standardized interface to do so. But that could still be added as another Wayland protocol, or through desktop-portal or similar. Just people need to care enough to add such an protocol.