I suspect #Twitter is using Instances Social (https://instances.social) & is banning any #Mastodon site or Mastodon based forks listed like #CoSo aka #CounterSocial.
https://vimeo.com/781980116
Also #ElonMusk is in a cash crunch & as he not only sold $3.6 billion in stock…
https://www.bbc.com/news/business-63981767
…but is asking for people to invest in Twitter. 😂
https://www.marketwatch.com/story/elon-musk-is-reportedly-looking-for-new-twitter-investors-at-the-same-price-he-paid-11671232265