> I think it's pretty clear that the bar for safety must be much higher (10x) than human-level for these to be accepted by consumers. I think the safety level

> I think it's pretty clear that the bar for safety must be much higher (10x) than human-level for these to be accepted by consumers. I think the safety level just has to exceed that of an average teenage driver for widespread adoption by a certain segment of the car-buying population: parents. EDIT: Teen drivers are 3x more likely per mile to be involved in an accident than adults - http://www.cdc.gov/MotorVehicleSafety/Teen_Drivers/teendrivers_factsheet.html http://www.cdc.gov/MotorVehicleSafety/Teen_Drivers/teendrive...