Why Is There a Waitlist for Siri AI in iOS 27?
iOS 27 shipped on 14 September 2026 and the new Siri AI sits behind a queue that Apple has barely explained. Two engineering constraints are doing the rationing: a model payload above 10GB that every eligible device has to download, and Private Cloud Compute capacity that every admitted user loads permanently. This piece works through what Apple’s support pages actually say, why the wait estimate is generated server-side rather than published as a date, the full device, language and region eligibility rules that filter people out before the queue, reported wait times from the beta and from launch week, the daily usage limits that apply afterwards, a troubleshooting table for a stuck queue, and what a per-device 10GB download means for an IT team managing a fleet of iPhones.