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Apple has unveiled its new iPhone 4 after a couple wild, unprecedented months of leaks. The new 3.5-inch “Retina” IPS LCD display sports 326 pixels per inch, and is 960 by 640 pixels. Thanks to this outstanding features, videos or movies will do look great on the new device, and it’s a lot easier to carry around than a laptop or other portable device. But the problem is, what formats supported by iPhone 4%2