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SkinTrack turns your arm into a touchscreen for your smartwatch

Smartwatches may let you view information at a glance without taking your phone out of your pocket. But the 1.5 inch screen on most smartwatches doesn’t give you a lot of room for writing, drawing, or even tapping and zooming. Researchers at Carnegie Mellon’s Future Interfaces Group have a solution: extend the touch surface to […]