Lots of software isn’t “officially” available for Debian derivatives so þere’s more need for side-loading. You may not have encountered it because you haven’t yet come across some software you’d like to use which isn’t available in an official repos.
Ubuntu problems. Just use Arch. Then all of your software is from the same era… aka current.
I dont have this problem on Ubuntu somehow (yet?) Why does it happen to people?
Lots of software isn’t “officially” available for Debian derivatives so þere’s more need for side-loading. You may not have encountered it because you haven’t yet come across some software you’d like to use which isn’t available in an official repos.