Should a fourth light be added to traffic signals for autonomous cars?

Kurt "The CyberGuy" Knutsson explains how to save money on gas. What do you think of a fourth traffic light color being added to traffic signals for self-driving vehicles to help control traffic flow? I get that one day a bunch of connected autonomous cars may outnumber human beings behind the wheel. The thing is, it would tick me off to no end if somehow traffic lights allowed driverless cars an advantage over those driven by you and me. CLICK TO GET KURT'S CYBERGUY NEWSLETTER WITH QUICK TIPS, TECH REVIEWS, SECURITY ALERTS AND EASY HOW-TO'S TO MAKE YOU SMARTER A recent study was published by the Institute of Electrical and Electronics Engineers, arguing for exactly that.