The V2V in this luxury sedan is not a distant dream any longer

For many years, the auto industry has hinted at a distant future in which cars would connect to each other in real time. If there’s an ambulance up ahead, the car could alert you and even start braking. If there’s a red light and you aren’t responding to it, the car might send a vibration through the steering column. As a journalist, I’ve been hearing about proprietary signals that use the 5.9 GHz spectrum for decades. The technology is called Dedicated Short-Ra