Even if your distro is using Wayland by default, the Xwayland implementation is probably still used for compatibility with X11 apps, so you still need to patch your systems and make sure that the latest version is installed.
Even if your distro is using Wayland by default, the Xwayland implementation is probably still used for compatibility with X11 apps, so you still need to patch your systems and make sure that the latest version is installed.
Enough for me.
If it works for you and you don’t need or want any of the new features, I see no reason to switch.