Lenovo has already released a Windows tablet with AnyPen. At Mobile World Congress, the leading PC vendor also showed off an Android slate with technology, which lets you draw on screen with any metal or graphite object (pencils, pens, screw drivers). When combined with the company's WriteIt software, AnyPen on Android provides a compelling option for filling out digital forms. As I watched, Lenovo's Cassidy Lammers demoed a Yoga Tablet 2 with Android that had AnyPen built into its screen.



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