...Because you have to trust them. Can't audit their tech at all. Big black hole with a loud microphone apple is.
Discussion
You can read about their entire stack, its not just belief, they are opening it to researchers:
https://security.apple.com/blog/private-cloud-compute/
Its extremely impressive
That's why I say: if it works in actuality the way they present it in theory, I'm fine with it.
Again, they may open their stack for use (APIs or whatever) but can you audit the code?
Did nostr:npub1az9xj85cmxv8e9j9y80lvqp97crsqdu2fpu3srwthd99qfu9qsgstam8y8 stole Will’s nsec?