A really good piece on 404 Media that talks about Bluesky's growth, but also how Mastodon (and other parts of the Fediverse) had a bunch of momentum taken away by Threads.
As someone who uses both Mastodon and Bluesky on the regular, I find myself in full agreement.
https://www.404media.co/the-great-migration-to-bluesky-gives-me-hope-for-the-future-of-the-internet/