Another upside is the easy permission management.

You can revoke network access from your password manager to reduce attack surface; you can revoke camera access from your chat app to prevent accidentaly enabling it; You can restrict an app’s file system access to prevent unwanted changes; etc.

It’s not yet fit to protect from malicious apps, but it still finds some use.

Especially now with Blizzard moving their games back to Steam, running them on Linux doesn’t even require tinkering anymore.