Progress also make freight trains, which is a bit more impressive than shuffling railcars around (easily electrified) yards: https://news.ycombinator.com/item?

Progress also make freight trains, which is a bit more impressive than shuffling railcars around (easily electrified) yards: https://news.ycombinator.com/item?id=30113639 https://news.ycombinator.com/item?id=30113639