That makes sense. And I do strongly believe in the "virtuous circle" bit: people who aren't OK with others being themselves tend not to feel comfortable at, or get invited back to, events. That would make it more comfortable for the next event's attendees, making it less pleasant for the remaining pains in the necks, and so on. I've participated in conversations like:

Q: Why do rightwing websites keep getting hacked?

A: Because none of the best infosec people want to work where their friends wouldn't be welcome.