At least personally I don’t really see how the threadiverse is more toxic than reddit. Though it may be because my instance is simply good at blocking the toxicity away, and the instance their chose isn’t. Which could be something to work on I suppose, but moderation is always a big discussion in these situations, with some people not liking moderation but also, in reality, wanting it

As for niche content, that, unfortunately, is just a catch 22 situation. No simple solution other than to simply get more people to join