As of April 20th it was 700,000 km or ~430,000 miles http://www.economist.com/news/special-report/21576224-one-day-every-car-may-come-invisible-chauffeur-look-n

As of April 20th it was 700,000 km or ~430,000 miles http://www.economist.com/news/special-report/21576224-one-day-every-car-may-come-invisible-chauffeur-look-no-hands http://www.economist.com/news/special-report/21576224-one-da...