Here is a wearable system that teaches you how to play guitar from your wrist. Wristruments comes with a user friendly interface to teach you chord progressions, scales, and entire songs. You get song library, lessons, sheet music, and other handy features in one device.
More gadgets like this: here
With a rotating interface, you will have an easier time keeping up with instructions. Wristruments has something for beginner to more advanced users. Expected to ship in February.
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