AT&T changes in upgrade eligibility rules are today being seen as potential hints at introduction of the next model iPhone, perhaps on June 21, particularly when readers recall the furore when the carrier denied an  easy upgrade park to many iPhone users on last year’s launch of the iPhone 3GS.

A reader tells MobileCrunch

Not sure if anyone [..] has noticed this same thing, but my Upgrade Eligibility date on my AT&T account switched from 11/21 to 6/21 in the last day or so. I bought a 3GS on launch day last year, and my upgrade date read 11/21 since then. A few other folks in my office have noticed the same changes happening to their accounts as well.

 

AT&T doesn

About the Author