jwz has some comments about Wayland
https://www.jwz.org/blog/2023/09/wayland-and-screen-savers/
As the long time author of XScreenSaver he has some real credentials here.
Yeah - screensavers work really well on MacOS and Linux systems running X. But this page and a link early in this page explains why Wayland is not so fortunate.
I'm an old guy so am a fan of various X11 features that are NOT in Wayland. It would be hard to convince me otherwise.