Or restrict them to people who have something meaningful to contribute. Low effort vs. high effort. You’d have to be explicit that that’s the purpose of the community and that’s how it works. I remember some great posts on r/TrueFilm back in the day. A lot of it was by people who were either film students or who had degrees in film studies and had the kind of academic background needed to speak at length about a topic without it becoming trite. I have to say, I do miss it. The internet has gotten way dumber and way lazier over the years, in a lot of ways.