Courtesy of The New York Times. As anyone who rides Amtrak between New York and Washington knows, the trip can be a dissonant experience. Inside the train, it’s all tidy and digital, everybody absorbed in laptops and iPhones, while outside the windows an entirely different world glides by. Traveling south is like moving through a curated exhibit of urban and industrial decay. There’s Newark and Trenton and the heroic wreckage in parts of Philadelphia, block after block of hulking edifices covered in graffiti, the boarded-up ghost neighborhoods of Baltimore made familiar by “The Wire” — all on the line that…