As far as I know, I’ve only installed Flatpaks using the terminal. The most annoying thing about them for me is having to type out the fully-qualified name of the software (e.g. org.mozilla.firefox
instead of just firefox
), which is a very terminal-specific issue, LOL!
At this point, Canonical is so desperate that even if you try to use
apt
on the command line to install certain packages it’ll override it to install the snap version anyway: