omasou
Given how existing emulators often rely on user-provided ROM files, it's not clear how this will be enforced. In emulators on jailbroken devices, some rely on Files to import ROM files and BIOS files, and others have a custom file import feature.
Apple won't enforce squat. That is completely a CYA statement to remove their liability.
Future news stories should be interesting with governments suing Apple to open up and Apple itself removing themselves from a policing role and putting the responsibility and liability on the developer and user for uses cases like the one above.
Future Apple quote:We only provide the hardware and OS and in compliance with all government mandates. What users choose to do with their free choices cannot be controlled by us (1, 2).
(1) EU regulations
(2) US JOD ruling