> That's a good point. But this sounds a lot like user blocking tools? Except that it's not at a per-user level, but at a per-instance level. Sorta like groups

> That's a good point. But this sounds a lot like user blocking tools? Except that it's not at a per-user level, but at a per-instance level. Sorta like groups. Instance A could decide that they don't like the moderation policies of instance B, and then not federate with them. This means all users on B are blocked from all users on A. Rather than individual users having to play whack-a-mole, they can come together.