I greatly dislike this sort of "doesn't work perfectly everywhere by default therefore doesn't work" take. The steam engine didn't replace all the mules at onc

I greatly dislike this sort of "doesn't work perfectly everywhere by default therefore doesn't work" take. The steam engine didn't replace all the mules at once. It should be pretty trivial to pick and choose geologies and depth where it is safe. Maybe that's a lot of places. Maybe that's a few. But it should be trivial regardless.