I'd offer Mastodon as a healthier example of somewhere Twitter/Facebook refugees can turn. I'm sure there are some federated instances that harbor the type of

I'd offer Mastodon as a healthier example of somewhere Twitter/Facebook refugees can turn. I'm sure there are some federated instances that harbor the type of toxic behavior you describe, but on a well-moderated instance, they'll get depeered pretty quickly. And there are lots of instances to choose from, so a bad admin just means you need to find a new instance -- you're not cut off from the entire platform.