You are describing facts related to maintaining a walled-garden specialist community. And there are no particular consequences for anyone who is excluded from it. This is very different from real-world polities where excluding someone doesn't mean that they go away and get silenced.
Basically; your experience is interesting but it isn't clear it applies here. Moderating a forum is not the same as maintaining real social cohesion when people genuinely disagree with each other.
Basically; your experience is interesting but it isn't clear it applies here. Moderating a forum is not the same as maintaining real social cohesion when people genuinely disagree with each other.