[messo]

> How's this working with regard to discoverability?

He quickly learned to use the super key or the upper left corner to go to the overview. He mainly uses the browser and the email app anyway so he does not multitask that much.

> If these are the only updates run on that computer, wouldn't that leave e.g. browsers unpatched for quite long periods of time?

Fedora has an option to auto-update apps on reboot (not sure if it is default or not). He does not reboot often, but it happens often enough that it stays reasonably up to date. The updates are seamless and not forced, so he never experience any interuptions.