IIRC, not quite. with X11, every program that shares a root window can see the keypresses etc. Typically a root windows is the same as a screen, but i don't th

IIRC, not quite. with X11, every program that shares a root window can see the keypresses etc. Typically a root windows is the same as a screen, but i don't think there is anything that claim this to be a set in stone rule. But as is typical of Linux GUI devs, they much rather hack on the new shiny than try to maintain the existing stuff. And the new shiny these days is to put everything on the GPU.