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Continue to ChatHands on video-preview: Sony's tennis racket sensor will help you improve your swing https://dev.stuff.tv/videos/hands-video-preview-sonys-tennis-racket-sensor-will-help-you-improve-your-swing/
Hands on video-preview: Sony's tennis racket sensor will help you improve your swing https://dev.stuff.tv/videos/hands-video-preview-sonys-tennis-racket-sensor-will-help-you-improve-your-swing/