Indeed, the train wearing discussion in a topic " Railway maintanance and repair ", mentioned towing of a broken train, amongst other options. But, lately, for me, maintaining/upgrading of existing factories is enough of a challenge besides the oldage of factories trains that can be added ...

one of ideas: 2 new commands for train (similar to "go to station"): 1. "cut link at particular distance" from the some "main" head of train (maybe some dynamic head, which loco is now at station, somehting like that). 2. "make shunt move toward station(some direct...

Depot in openttd is like a godbox, thousands of trains of immense length can rest in a single tile.
what of idea of more railfany physical/graphical way, like rolling stock moved by loco, this two wagons here, that one loco there, link, unlink...profit.

The idea of automatic change of train links between wagons and/or locomotives. This is, for example, for changing overall train length, enabling sending cargo to shorter/longer stations: splitting cargo for different destinations, gathering cargo from different sources, also can be used for rearrang...