⁂

(And *how* does ActivityPub avert these problems? Well, ActivityPub has the "instance" abstraction. The federate-or-defederate relationships serve as a basic web of trust so some work, like moderation, doesn't have to be fully duplicated. Data is shared between instances only when a follow-relationship requires it, reducing work. Instances can still get too big and maintainers overworked, but you can fix that problem with more, smaller instances. As above, *there ARE no small Bluesky instances*)