The boxcar looked as if it had been chosen specifically to stand as a visual emblem of decrepit Industrial Revolution tech. It looked like it had traveled a million miles during its career, survived a few derailments, and finally reached the end of the line. Rust was blooming through old faded graffiti. No part of it was flat or straight. It was full to overflowing with coal, and excess coal had spilled out on the ground all around it.