Neither snow nor rain nor heat nor gloom of night will stay these robotaxis of their appointed trips — but a power outage apparently will. Often, the self-driving cabs were gaggled together, serving to unintentionally cordon off city blocks, their emergency lights blinking in unison. The power outage in San Francisco has caused Waymo’s self-driving cars to come to a halt, leading to traffic disruptions across the city. It’s fair to criticize the company for seemingly not having a contingency plan in place for an event like a power outage. More on Waymo: Waymo Spotted Driving Wrong Way Down Busy Street