By 2007, 94% of storage capacity in the world was digital, a complete reversal from 1986, when 99.2% of all storage capacity was analog.

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The BD370 and BD390 are essentially the same with both featuring BD Live etc, with the main difference between the two being the BD390 includes 1GB of internal storage for BD Live, and 7.1 discrete analog output.

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There are a number of big improvements over the PSP, namely the OLED screen, built-in Wi-fi and 3G, front and back facing cameras, flash memory game storage, touch control on the back panel and at last, dual analog sticks.

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