If you go to San Francisco, make sure you travel in a driverless car
When David De Clercq traveled to San Francisco last year, he had a few obligatory stops on his itinerary: going to Alcatraz. He tries new restaurants. And he travels in a self-driving car.Self-driving cars, also known as autonomous vehicles or, colloquially, robotaxis, have been plying the streets of San Francisco in some form since 2009 and have been operating commercially since last August. The cars are also shaping up to be the city's latest tourist attraction.Mr. De Clercq, 42, who divides his time between New Jersey and Sardinia, where he owns restaurants and bars and rents villas, is an avid traveler.“I love exploring and doing new things,” she said. “I knew I definitely wanted to hitch a ride while I was in town.”What, where and how to driveConversations abound on Reddit and...