Teen 'unlocks' iPhone from AT&T network (AP)

George Hotz, 17, holds an iPhone that he has unlocked and is using on T-Mobile's network, Friday, Aug. 24, 2007 in New York. Hotz has broken the lock that ties Apple's iPhone to AT&T's wireless network, freeing the most hyped cell phone ever for use on the networks of other carriers, including overseas ones. (AP Photo/Jeff Christensen)AP – Armed with a soldering iron and a large supply of energy drinks, a slight, curly haired teenager has developed a way to make the iPhone, arguably the gadget of the year, available to a much wider audience.