Waymo will begin offering a robotaxi service to the public in Los Angeles this week and in Austin by the end of the year, the company’s co-CEO Tekedra Mawakana said Wednesday at SXSW. The Alphabet company has been testing and validating its driverless vehicles across about 43 square miles around downtown, Barton Hills, Riverside, East Austin and Hyde Park neighborhoods. The announcement comes about a week after Waymo started letting its autonomous vehicles traverse Austin without a safety operat...