We're a little more than a month away from the September iPhone debut season, but there's still lots to talk about in the Apple universe, led this week by the launch of the new Apple Upgrade program in the United States.
Apple CEO Tim Cook participated in his final Apple earnings call yesterday, with incoming CEO John Ternus set to take over on September 1. With Cook's tenure coming to an end, we thought we'd take a look at how Apple has changed over the last 15 years.
