The Disruptive Potential of GPS on the iPhone 3G

A recent survey showed nearly half of respondents rated GPS as a deciding factor in favoring an iPhone 3G. iPhone 3G is a GPS receiver, but is also an A-GPS device, meaning the iPhone uses cellular towers and Wi-Fi networks for location services. This raises the issue of whether the iPhone 3G will be able to function as a stand-alone device.

read more | digg story

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