I get that, but your answer sounds a bit circular: "to break the network effects, first establish a community". The idea of using the Fediverse is precisely to

I get that, but your answer sounds a bit circular: "to break the network effects, first establish a community". The idea of using the Fediverse is precisely to leverage the existing network and to let people use my service even if its own "local" community hasn't reach critical mass yet. Maybe the question is how I can reach these people now?