mastodon.world is one of the many independent Mastodon servers you can use to participate in the fediverse.
Generic Mastodon server for anyone to use.

Server stats:

12K
active users

Walt Mossberg

1/2 I have deactivated my account on Twitter (X), which began in 2007. Under Elon Musk, Twitter has not only decided to stop blocking bigots and liars and pro-insurrectionists, it has actively welcomed them, with apparent support from Mr. Musk.