I'm just waiting for the fdroid release to switch to that repository app.

Edit: Oh wait, it appears they've joined forces in the original repo. No need to change.

What is this? Art for cats?

Do online courses in areas of your interest.

You can go with the Slowroll version which is Tumbleweed but with a week delayed updates which might prevent issues in updates you'd have on Tumbleweed. Personally, been with Tumbleweed for a year now and haven't had issues with updates.

You need to apply the update from time to time. You'll have to teach the user to do that. But you can create a simple alias in the terminal so they don't have to remember the update commands (system update and flatpak update cmds).

OpenSuse of course

I relate to this about 20 years or more ago.