> And if the idea spreads, then talking to n people requires n accounts on n servers. No, it doesn't. XMPP is like E-Mail and Matrix a protocol which supports

> And if the idea spreads, then talking to n people requires n accounts on n servers. No, it doesn't. XMPP is like E-Mail and Matrix a protocol which supports federation, i.e. a protocol which specifies how many service providers can cooperate, specifically forward messages to other service providers to reach their users.