It is my understanding that KYC is only on the side of Apple, and only when PURCHASING sats. You can load the wallet from any other wallet without any KYC. You know... Just like you can do with Fountain for boosting podcasts, or streaming sats.

Adding the ability to zap from another app would likely give them the same issue that Damus ran into, which required nostr:npub1xtscya34g58tk0z605fvr788k263gsu6cy9x0mhnm87echrgufzsevkk5s to remove zapping from Damus entirely. We'll see what Primal ends up doing with the Android app, where there is more freedom to do whatever they would prefer.