Alphabet-owned Waymo has resumed its driverless ride-hail service in the San Francisco Bay Area after a temporary pause during blackouts that plagued the city beginning on Saturday afternoon."Yesterday's power outage was a widespread event that caused gridlock across San Francisco, with non-functioning traffic signals and transit disruptions," a Waymo spokesperson, Suzanne Philion, told CNBC in an e-mailed statement Sunday afternoon. "While the failure of the utility infrastructure was significa...