I like mastodon, but it has been described as going to a quiet restaurant only to be handed a meat cleaver and an oven.
Bluesky's interface is clunky, slow by comparison. It is run by Jack Dorsey who, bless his good intentions, doesn't inspire faith in his management of a good product.
Meta is hands off, this is Instagram and Mosseri's discretion, with Meta as a hiring pool. The hate for meta is palpable, but threads is only going to grow imo.