Those quick to join the new platform included celebrities such as Kim Kardashian and Jennifer Lopez as well as prominent politicians such as Democratic U.S. Representative Alexandria Ocasio-Cortez.
You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !technology@lemmy.world
This is a most excellent place for technology news and articles.
My guess is that a good part of those people are just trying to reserve a good username and then will sit on it.