iPhone Celebrates 5th Birthday ? How Has It Changed?

Gadget fans may be focused on the CES trade show this week, but there's something else notable going on today: It's the iPhone's fifth birthday. Here's a look at each iteration of Apple's star smartphone.

Source: http://feedproxy.google.com/~r/GearFactor/~3/3hY9Rit--Dg/

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