Variable refresh rate and Wayland/XWayland questions.

So this has come up may times but I can’t seem to get concrete answers for some of these questions. What is the status of variable refresh rate on Wayland and XWayland, what software versions do you need? To my knowledge VRR works on Wayland (I know it works on X with 1 monitor/multi-head setup but that is out of the scope of...