Nice problem to have, though. Over on Nostr they're finding it a real struggle to get to the point where you're confident you won't miss replies to your own notes, let alone replies from other people in threads you haven't interacted with.

The current solution is for everyone to use the same few relays, which is basically a polite nod to Bluesky's architecture. The long-term solution is—well it involves a lot of relay hint dropping and a reliance on Japanese levels of acuity when it comes to picking up on hints (among clinets). But (a) it's proving extreme slow going and (b) it only aims to mitigate the "global as relates to me" problem.