…in the same way any existing feature of iOS that makes device data available to Apple (eg iCloud Backup) “owns” the endpoint, no? What’s to stop a malicious Ap

…in the same way any existing feature of iOS that makes device data available to Apple (eg iCloud Backup) “owns” the endpoint, no? What’s to stop a malicious Apple from turning on iCloud Backup for all its users and hoovering up your Signal messages database and iCloud Keychain?