https://heated.world/p/elon-musks-climate-censorship
"As of today, the unthinkably wealthy owner of Twitter has blocked Twitter users from liking, sharing, and commenting on Substack posts. This means that literally hundreds of independent climate publications like HEATED can no longer effectively share their work on Twitter because of Musk—who seemingly only did this out of retribution after Substack launched a Twitter-like feature of its own."