https://www.forbes.com/sites/alanohnsman/2019/05/19/waymo-six-month-checkup-headway-on-hand-gestures-and-cops-on-slow-ride-to-self-driving-future/
https://www.forbes.com/sites/alanohnsman/2019/05/19/waymo-six-month-checkup-headway-on-hand-gestures-and-cops-on-slow-ride-to-self-driving-future/