The state of self driving cars on the road at the moment is we have some semi autonomous systemsRead more Two things come to mind humans have already proved to be terrible at taking the wheel of semi autonomous cars when they require drivers to intervene and resume control. So I wonder if drivers would have enough time to respond to automatic seat belt tightening or warning signals, and be more prepared before the self driving car comes to a halt. Beyond that, cant you just have the brakes not be applied so hard I imagine that would take more finesse, where the technologys capable of assessing how close the car is and brake at a corresponding levelbut the research suggests its simply more about how humans react above all else. The university announced the findings on Thursday and said the study was funded as part of a 3. Toyota to support several research institutions across the U.