http://www.techradar.com/news/your-shirt-could-one-day-be-a-self-powering-fitness-tracker-or-vr-controller
origin - http://www.pipiscrew.com/2017/07/your-shirt-could-one-day-be-a-self-powering-fitness-tracker-or-vr-controller/ your-shirt-could-one-day-be-a-self-powering-fitness-tracker-or-vr-controller