Apple has announced a new iPad with 128 gigabytes of storage. Look back at the surprisingly long history of the tablet computer.
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Sony Tablet. Released September 2011. Sony eventually made two versions of its tablet (Tablet S and Tablet P). Both run on Google's operating system Android 3.1 Honeycomb. They feature touchscreens, two cameras (a rear-facing 5 MP, a front-facing 0.3 MP), infrared sensor and Wi-Fi.