Compared to the budget of running the trains themselves this seems like a drop in the bucket even if it is unnecessary so not really a big deal and people gotta

Compared to the budget of running the trains themselves this seems like a drop in the bucket even if it is unnecessary so not really a big deal and people gotta eat. That said I think the more obvious solution to wanting or needing "busy work" with no actual purpose is instead UBI rather than requiring someone to stand around doing nothing 99.9% of the day to survive.