This is exactly why I’m also not that interested in Bluesky. It’s not decentralized in a way that makes it resilient to a Musk-style takeover.
PDSs are cool, Mastodon can learn something from Bluesky’s tech stack. But Mastodon made the right choices from the beginning to be decentralized for resiliency.
spectra.video is good, I’ve been on there for like a year. The admin is active on fedi and keeps the instance updated.