Its the same reason Discord/Telegram kind of works, the same reason small niche subreddits (and Hacker News) are still OK, the same reason dedicated game servers are so much nicer than public matchmaking in video games... They have a hierarchy of users who are motivated and empowered to police their own reasonably sized niche space.
Twitter can't do this, but maybe Twitter should not exist as it does now.
Reddit the company wouldn't really like this either, as they would have rather have mainstream mega-subreddits over collectively smaller niche subs.
User moderation in focused spaces!
Its the same reason Discord/Telegram kind of works, the same reason small niche subreddits (and Hacker News) are still OK, the same reason dedicated game servers are so much nicer than public matchmaking in video games... They have a hierarchy of users who are motivated and empowered to police their own reasonably sized niche space.
Twitter can't do this, but maybe Twitter should not exist as it does now.
Reddit the company wouldn't really like this either, as they would have rather have mainstream mega-subreddits over collectively smaller niche subs.