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A comment on Google’s Project Soli radar is sensitive enough to count sheets of paper. Parent comment

Re:Google’s Project Soli radar is sensitive enough to count ... by ALittleLight on Tuesday January 08, 2019 @01:47PM (#18858218)
I wonder if you could use this for a battery free controller. If you can detect the orientation of thumbsticks on the controller, or whether or not buttons are being depressed, it seems you could have a simple and cheap device for a controller.
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