Supercheese wrote:It's probably your pickaxe -- it likely ran out of durability and broke. Just craft another one.

You're a genius. I had no idea the pickaxe would affect speed of removing buildings, but that did it! Thank you so much!

Sometimes in my game the removing of objects (buildings, conveyors, etc) suddenly takes 2-3x as long as it should, per item. This happens at random and I've seen it shift speed literally from one building to the next when cleaning up a bunch of stuff. It will stay that way for a couple hours and ...