I think you are missing the point. The fediverse is a network of servers that can host content and communicate with each other. Each server is moderated individ

I think you are missing the point. The fediverse is a network of servers that can host content and communicate with each other. Each server is moderated individually. Some are "policed vigorously" and some are not, some have issues with illegal content and some do not. The decentralization is inherent in the system, no matter each individual server is moderated.