Apple just put an expiration date on almost all of its iPhones — even those it hasn’t sold yet. Well, maybe that’s a little dramatic, but if you want the most powerful software coming out of Cupertino in your pocket, it’s true. Despite dubbing Apple Intelligence as “AI for the rest of us,” iOS 18’s most valuable features are reserved for the most premium devices in Apple’s portfolio. So, if you want the full experience on your next Apple purchase, you’d better be ready to go Pro.