FILE- In this June 29, 2007, file photo, Nare Ratnapala, front, and Jia Jiang explore the features of the new Apple iPhone as they wait at an Apple store in Tysons Corner, Va. Apple’s iPhone debuted in 2007 and was a fairly new product when the market was at its low point. Today, it’s the source of most of Apple’s revenue. (AP Photo/Manuel Balce Ceneta, File)