Before and during WW1 nations attempted to ban weapons that were too frightening or that gave one side an advantage, including dropping bombs from planes/blimps, firing from subs while underwater, and chemical weapons. Didn't work. https://www.businessinsider.com/killer-drone-hunted-down-human-target-without-being-told-un-2021-5
@kyle very nearly every piece of ubiquitous technology was either created or modified for increasing the efficiency with which war is waged.