That's who Elon unbanned.
Now if you've bought into the lie that Elon is a free speech absolutist, which he absolutely is not, you might consider that a good thing. Now take a look at a partial list of Twitter accounts Elon has banned [2]. This includes many journalists and a guy posting where his private plane is (from public information), many of whom were banned for simply hurting his feelings or calling out one of his lies.
[1]: https://www.vice.com/en/article/xgwa7z/twitter-elon-musk-dom...
[2]: https://observer.com/2022/12/elon-musk-suspend-twitter-accou...
Heavy moderation is a technique that makes dang’s job easier by perpetuating rigorous standards and makes people police themselves. See Broken Window Theory.