This is the kind of thing that makes the difference between a hobbyist project (sorry Mastodon) and a professionally designed and user tested app. Life is too short for everybody (minus a handful people) to have to think about this kind of thing.
https://medium.com/@mastodonmigration/sharing-advice-and-assisting-with-the-great-mastodon-migration-53c1a286b805#014e by @mastodonmigration
@J12t Completely agree! That this has not been fixed is a real black eye for Mastodon!