Because privacy is actually a big feature, many people are skeptical about AI and the big model providers and don't trust them. They're less skeptical about on-device AI and so Apple is pushing that and making privacy a core feature of their online offering as well.
I probably wouldn't use it without that. It's one thing sending my shitty code to be trained on, and another thing entirely to give these companies access to my personal life and information.
Sounds like Apple offered to implement that, but it didn’t fit the EU’s requirements.
I suspect if you paid apple enough money, and were willing to prove that your personal Private Cloud Compute did meet their requirements, it wouldn’t be impossible.
I probably wouldn't use it without that. It's one thing sending my shitty code to be trained on, and another thing entirely to give these companies access to my personal life and information.