Link to article LINK TO PATENT Quite ingenious. basically, if the iphone is stolen, and it detects it's being used in ways the original owner didn't use it, it will ask some security question. If not answered correctly, it will prevent the iphone from charging! I like it, but I could see how it might cause some non-tech savy people some problems. Wait! what am i doing! i hate the iphone! uhgggggg!