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Grip
08/12/2021
Official film the Championships Wimbledon 2017
08/12/2021
Grip
08/12/2021
Official film the Championships Wimbledon 2017
08/12/2021
A $200 tiny camera can be your personal referee
Could it be the worst nightmare for line cheaters? French inventor Grégoire Gentil has designed a $200 GoPro-size device that can be fastened to any tennis net post and detect whether balls are in or out with surprising accuracy.
Watch the video.