Folded in between DoCoMo R&D prototypes and One Piece-themed smartphones unlikely to make it across the Pacific, NEC's new Android tablet caught our eye. The 7-inch NEC Medias Tab UL is one very svelte slab. Measuring in at just 7.9mm (0.3 inches) thick and weighing a mere 250g (0.55 lbs), the tablet still manages to house a 3,100mAh battery, and a Snapdragon MSM8960 1.5GHz dual-core processor. If you'd compare it to the Nexus 7, Google's own effort look a little weigh