Since a long time logging in again on my Mastodon spot. I am playing with some other technology, and it looks like a truly P2P social network is actually there, although in its infancy. PM me if you are interested in P2P rather than federation and/or server independent profiles.
This is an Esperanto-speaking instance, so it goes without saying that users are expected to toot in Esperanto. There are a million other instances to create your account if you intend to toot in English or any other language.