Bluesky integrates with Mastodon better than Threads does at this point. I have bidirectional conversations with mastodon users, with notifications, using a bridge called BridgyFed. I can follow Mastodon users on Bluesky. I can’t with Threads.
@jamesmunns.com@bsky.brid.gy
I think you can opt-in here? https://fed.brid.gy/bsky/jamesmunns.com/followers