McArdle knocks this one out of the park by describing how high-speed rail advocates sabotage their own efforts.
The point is not trains for the sake of trains. The point is a viable transportation option that delivers a return on an investment.
Instead of a Tampa-to-Orlando showcase, let's get moving on the Southeastern High Speed Rail Corridor. That line can terminate in New Orleans, after expanding to Birmingham and Hattiesburg.
And you know what city is already reading the writing on the wall? Atlanta. They've recently started moving forward on design.