Avoid Red Lights And Drive With The Flow, With Audi's New Tech

No more racing to make the green. With this smart system, your car can tell you how quickly to drive to make it through the intersection--and save fuel while you're at it.

If you commute down the same long street every day, you might eventually start to crack the code of the traffic signals: At the right speed, depending on the time of day, you can keep hitting green lights. But it's a tricky thing to do on unfamiliar roads or with less predictable lights. New tech from Audi may soon be available to help tell you what the next light is going to do--both making drives a little less stressful and cutting pollution.

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