And yet, it is a lot less consolidated than antisocial media is. You can actually run your own mail server without major problems, and even if you use an email

And yet, it is a lot less consolidated than antisocial media is. You can actually run your own mail server without major problems, and even if you use an email provider, there still are quite a lot of them on the planet, and they do have to compete, so if one started to be too much of an asshole, users could reasonably easily switch to a different one, so that certainly limits what providers even attempt to do.