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Re:With a simple piece of paper, engineers create self-power... by scoopertrooper on Monday September 07, 2020 @03:06AM (#24397240)
> with just a simple piece of paper an a $14k sound analysis / SDR / magnetism detection rig, we can detect force on the paper

This is actually better than that. They created a spray on invisible circuit board that can both detect touch inputs and generate enough electricity to power a bluetooth radio. They achieved all this for a unit cost of 25 cents. That's a pretty amazing achievement and opens up some quite practical uses.

Imagine something like Nintendo Labo, but with so many more opportunities for interactivity.

Another idea, imagine a student's notebook that synchronized their writing with their phone.

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