And X doesn't support multi-finger gestures though Wayland does without an app like touchegg: https://github.com/JoseExposito/touchegg

And the NVIDIA proprietary Linux module for NVIDIA GPUs hardware video decode doesn't work on Wayland; along with a number of other things: "NVIDIA Accelerated Linux Graphics Driver README and Installation Guide > Appendix L. Wayland Known Issues" https://download.nvidia.com/XFree86/Linux-x86_64/535.54.03/R...