Earlier this year I spent a few weeks in San Francisco, and was amazed at how in the two years since my previous visit, the city had become dominated by AI .   Waymo, the driverless taxis owned by Alphabet, parent company of Google, is perhaps the most visible element of this change. The white, camera-laden electric jaguars are everywhere – and while my first ride was quite thrilling (see video below) subsequent rides became normative. My Waymo rides were safe, convenient a