Many years ago, I dreamed of huge roadways with wi-fi embedded in the road. Cars would broadcast their destination and the network would adjust the speed of all

Many years ago, I dreamed of huge roadways with wi-fi embedded in the road. Cars would broadcast their destination and the network would adjust the speed of all cars to facilitate a smooth entry to the freeway and subsequent navigation. Self-driving cars are really cool. However, if every car is trying to optimize for itself then traffic will still be an issue.