That's on the Wayland team though. They drew up the new API boundaries and decided that all window managers would now be in the business of compositing. If I w

That's on the Wayland team though. They drew up the new API boundaries and decided that all window managers would now be in the business of compositing. If I wanted to put it most uncharitably, I'd say they decided to push all of the hard parts out of Wayland itself and force everyone else to deal with them.