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Carpacity
A look at traffic rates, flows, and data
References
http://www.technologyreview.com/view/425435/in-car-algorithm-could-rapidly-dissolve-traffic-jams/
http://gigaom.com/2013/10/28/a-traffic-jam-reducing-algorithm-that-should-have-socal-drooling/
Things to Explore
Recommended distance between cars, especially during traffic jams.
In a fixed area, like the Bay Bridge, it should be possible to advise on the overhead road displays the optimal pace of traffic.