Let's take the A-Train: An all-purpose series thread

Discourse got big issues with hiding and showing things today, anyways…

That is very interesting. I was bothered by either having trains travel a lot to head back to depot, the time then used to get out of it; or sacrificing too much space to them. That’s quite the very elegant solution there.
I need to plunge back into the game, but I have been reading instead of playing in bed, to drift into sleep, recently!