Plasma developer David Edmundson demonstrates how a desktop using Wayland, Qt6 and KWin can recover from a catastrophic crash as if nothing had happened.
http://blog.davidedmundson.co.uk/blog/qt6_wayland_robustness/
You will lose no data, the video you were watching will not skip a frame, and the contents of your clipboard will remain intact.
... And can provide a way to save *the state* of an application to disk, stopping the app in its tracks and removing it from memory, so that later you can restore it just where you left off.
This would be amazing for games that take forever to load. When you want to exit the game just save it’s state to the disk, and the next time you want to play it just resume and boom! Instead of waiting for 3 minutes, you can play it almost immediately.
cough GTA cough