"Within about a 48-hour period, a critical mass of scientists had gotten their bearings and Mastodon brio, and were finding each other. Even if Twitter pulls itself out of what looks like a possible death spiral, I can’t see us all ever going back."

https://absolutelymaybe.plos.org/2022/11/13/mapping-the-mastodon-migration-is-it-a-one-way-trip-or-an-each-way-bet-for-science-twitter/