rich1.0dtonon (npub100…8vwqk)https://yabu.me/npub10000003zmk89narqpczy4ff6rnuht2wu05na7kpnh3mak7z2tqzsv8vwqknjumphttps://yabu.meConstant is right, without a reply/reaction by a followed user to a user you are not following, you don't have any clue about his existence in a thread. You have to query some random "big" relays to find these missing users. The Outbox model does not prohibit this; it is a matter of tradeoffs, options and frequencies.