Under ground pile nerf in 7 is too expensive
A large pile takes 6 logs for 180 storage. for 30 storage/log. An underground pile takes 140 logs (20 logs, 80 planks (1 log/plank) and 40 gears 1 log/gear/plank) or 5.5 storage per log. Even at 1800 it was still only 10 storage per log. I guess I generally expect economies of scale in larger storage choices. Not penalties.