The biggest question about driverless cars that no one seems to have an answer to

All of these questions target the issue of liability, which is about to get very interesting. As computerized, self-driving cars come closer to fruition, car accidents are likely to become vastly more complex. What will happen when you get into a crash, and who will be to blame?
People who study robot cars have actually been aware of these questions for years. But they haven’t been able to do much about it, because, well, no actual cases or policies have appeared in the real world. With the National Highway Transportation Safety Administration’s decision on Google’s cars last week, however, the ball has begun to roll.
This is the future of the car accident, as policymakers and analysts see it.