It wasn’t so much the generals that won World War II, but the code cracking computer scientists. They made it easy for the generals as they could tell them what Hitler’s orders were, sometimes even before the German generals got the messages.
It was Polish mathematicians that first worked out how to do it and the Polish resistance shared the secret with the British. Prime minister, Winston Churchill then set up a top secret code cracking centre at Bletchley Park to keep cracking the German codes.
Message that matters: the side that’s best at computing wins the war