It's not entirely clear if Musk's changes have had the effect he wanted
his latest tweet at the time of writing indicates more work is happening, probably to help him maintain his spot as one of the world's most popular, and therefore coolest, people
"You have automatically followed @elonmusk. Unfollowing @elonmusk or failing to like every @elonmusk tweet is a violation of Twitter T&Cs. A first offence will mean you will only see @elonmusk posts for 24 hours. Subsequent offences will lead to longer restrictions. Failing to open the Twitter app or trying to close your account will lead to all @elonmusk tweets being posted through your letterbox as hard copies. This may be halted by emigrating to Mars, where a paid and correctly used Twitter subscription will be necessary to obtain your daily supply of MuskOxygen™."