On the other hand, Google has only been successful with search and advertising and are known for terrible customer service. I mean, who are you going to call when your driver rapes you? You'll never be able to talk to a human.
If the self-driving car rapes you, you are probably a character in a scifi-horror movie.
I would presume, whether the driver was a personal acquaintance, a traditional taxi driver, an Uber/Lyft driver, or a "Google Rides" driver, the answer to that question would be ... the police and a personal injury attorney, and whatever physical and mental health professionals you thought were appropriate.
Of course, since the reports of Google developing a ride hailing service are that it is in conjunction with their autonomous car project, it seems at least plausible that that wouldn't even be physically possible with the Google service.
Are there any young sexy hipster actuarial startups? The bidding war starts now.