idk what kind of sci-fi cardboard they're working with, but here they're picking up boxes from a single side: https://www.youtube.com/watch?v=yYUuWWnfRsk https

idk what kind of sci-fi cardboard they're working with, but here they're picking up boxes from a single side: https://www.youtube.com/watch?v=yYUuWWnfRsk https://www.youtube.com/watch?v=yYUuWWnfRsk