Waymo says its self-driving cars saw 'four-fold' improvement last year

Waymo's head of self-driving technology Dmitri Dolgov recently took to the Internet to reveal that the company saw a big improvement in its autonomous tech last year. According to a disengagement report from the California DMV, the number of times Waymo had to disengage its self-driving technology for safety-related reasons dropped from 0.80 times per thousand miles in 2015 to …