It's just too bad that the flagship instance of Lemmy (lemmy.ml) is full of literal hardline Marxists and Soviet Union nostalgics/apologists. Totally insufferable.
The first thing people need to learn about stoicism is that you can't change other people as much as you want to. Make peace with this and do things that are in your control.
I’m going to just keep using Facebook, and this will die off
This is a social problem, not a technical, financial, or legal one. Recruiting and organizing people is a fundamental skill in the modern world. The only thing stopping one from doing this is merely saying the right things to the right people.