All the time spent building your network and all the people who would not be moving with you. So...the network and the social part of a social network.
I have an account on both, at the moment (three separate Mastodon instances, actually).
I have an account on both, at the moment (three separate Mastodon instances, actually).
But if you find an instance catering to a community/topic you like, you may want to create an account there to fully participate in that instance's local timeline.