With people starting to investigate alternatives to Twitter, how are they going to know if they sign up too a server and invest their time in mastodon that their account will be there tomorrow. Server admins have costs, lose interest, have other things more important in their life to deal with etc.
I’m not knocking the model, I’m not clued up on it so I’m really just thinking aloud.
Might be worth a listen https://www.bbc.co.uk/sounds/brand/w13xtvg9