In Brief Six months ago, Waymo disclosed it was providing 250,000 robotaxi rides a week across its service areas, an ever-growing list that includes Atlanta, Austin, Los Angeles, Phoenix, and the San Francisco Bay Area. The Alphabet-owned self-driving company has been coy ever since, simply stating it is many hundreds of thousands of weekly rides. Now, we have a firmer grasp on those weekly ride numbers, thanks to a leaked letter from Tiger Global Management to it investors that was first reported by CNBC. ...