I’m not really sure why this is important? What’s to keep this from spiraling out of control, and taken over by trolls? What will this look like once it expands

I’m not really sure why this is important? What’s to keep this from spiraling out of control, and taken over by trolls? What will this look like once it expands beyond the HN audience? This is a chat roulette clone, we’re all remember how that turned out. Sorry for being cynical, but if I were the author, I would be terrified of legal consequences if people start posting nudity or possibly illegal acts.