There is no reason jb55 (npub1xts…kk5s) is breaking any rules by having zaps on iOS.
Bitcoin is not legal "money". It is a "commodity"
As far as Apple is concerned, we are trading game tokens. Damus does not sell these game tokens, like how Fortnite sold V-Bucks on their website.
Damus makes absolutely no "money". They are given a digital commodity, and therefore, no monetary transactions ever take place.