Discourse exists and is free to self-host and open source. Compared to classic forum software (like most *bb variants) it is a pleasure to use and feels not like a remnant of a lost age.

The (only?) downside is the similar name to Discord, but that’s not them to blame, because they had their name first.

That way Firefox has to submit a different app for Europe, splitting its userbase and making it more complicated for developers. They are pulling every trick they can…