As Steve Jobs would have it, the newly unveiled iPhone 4 represents the biggest revision for the iPhone since the device's original 2007 release. After all, the iPhone 3G and 3GS had more in common than not: Save for a few details, the devices were almost exactly the same.rnFrom that perspective, then, the iPhone 4 is certainly a radical departure. It's a brand-new device from the inside out, and when you get your hands on one, you'll be able to tell in an instant that this is a different beast from its predecessor.
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