Since the first subway opened in 1904, the New York Subway system and its trains have provided millions of New Yorkers with cheap, fast, and remarkably reliable transportation. The New York subway system lacks the electronic complexity of such modern operations as the Washington, D.C. Metro or San Francisco's BART, and New Yorkers have few qualms in admitting that theirs is not the world's most beautiful subway. But as it is in no other city on...