09/11/2013 11:26 am ET

How Apple's M7 Chip Makes The iPhone 5S The Ultimate Tracking Device


There were plenty of ooo's and ahh's at the iPhone 5S event, many of them directed at the new revolutionary fingerprint scanner. But many people overlooked a tiny piece of hardware that stands to open the doors to a whole new set of apps -- and potential anxiety: The motion-sensing M7 chip.

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