Not Sure on Nostr: ...
https://arstechnica.com/tech-policy/2024/02/apple-disables-iphone-web-apps-in-eu-says-its-too-hard-to-comply-with-rules/
quoting nevent1q…ahgh"But web apps can't be censored!"
Apple was able to disable the native airdrop functionality in China during protests. Airdrop is a function of the OS just like Safari. It is a peer to peer communication by design. There was no server they turned off, there was no reliance on apple-run infrastructure. They turned it off anyway.
Maybe they won't censor Safari, but they can.