Just a nit pick, we got to the moon also on the back of slide rules and 3 significant figures of pencil scribblings by thousands of shirted engineers. The compu

Just a nit pick, we got to the moon also on the back of slide rules and 3 significant figures of pencil scribblings by thousands of shirted engineers. The computer and calculator side bit is somewhat over-explained because it was sexier. Also, my mother was a calculator once. In the UK. For petrochemical company. It was really boring so she went to smoke weed and fix radios instead as it was the 60s by then and that was cooler.