If you found this article interesting, I heartily recommend the author's book 'Traffic: Why We Drive the Way We Do' [1]. Most of this article is pretty much an

If you found this article interesting, I heartily recommend the author's book 'Traffic: Why We Drive the Way We Do' [1]. Most of this article is pretty much an excerpt of one chapter, but the book goes in a lot of directions. [1]: http://www.amazon.com/Traffic-Drive-What-Says-About/dp/0307264785/ref=pd_bbs_1?ie=UTF8&s=books&qid=1219712548&sr=8-1 http://www.amazon.com/Traffic-Drive-What-Says-About/dp/03072...