Detroit has been complaining that the Toyota Prius has been a money-losing stunt ever since it was introduced in 1999. Meanwhile Toyota sells more and more of them -- 74,427 so far this year -- and expands the Prius line with more models. Detroit's only dedicated hybrid, the Chevrolet Volt, was launched with great fanfare months ago, but GM bizarrely failed to build enough cars to capitalize on the enthusiasm. Sales to date: 2,870.
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