 But it was still a technique, a method, a way of fighting up even at the Civil War. In fact, even up to World War I, that was not entirely an uncommon way to do things. The machine gun kind of turned that sideways that, you know, we better dig a hole and hide in it if we're going to be dealing with machine guns. But we need a bigger hole. Well, just dig it that way and dig it that way, right?