INFOWARS \\ ZeroHedge | Feb 3, 2018 | AMAZON PATENTS ULTRASONIC TRACKING WRISTBANDS TO CONTROL WORKERS | .. Similar to house arrest with an ankle bracelet .. Amazon is seeking to boost worker efficiency through a new set of patents squarely aimed at improving its inventory management system using radio frequency based tracking of a worker’s hand to monitor their performance of inventory tasks .. |

READ MORE: https://www.infowars.com/amazon-patents-ultrasonic-tracking-wristbands-to-control-workers/