From the history books:
Declassified NSA Document Reveals the Secret History of TEMPEST
The World Climate Research Program (WCRP) is organizing a Polar Challenge competition, which would reward the first team able to send an autonomous underwater vehicle for a 2000km continuous mission under-ice in the Arctic or Antarctic. This challenge will be at least three-fold, in terms of under-ice navigation, endurance and environmental monitoring. A Prize money award would cover at least partially the recipientís investment and operating cost related to the challenge.
Surely you jest, but to go along with you, we must remember that H.G. Wells wrote about the Martian invaders using a "heat ray" in 1898.
...goes that they wanted to name the invention Light Oscillation by Stimulated Emission of Radiation, but nobody would like a LOSER
Factorials were someone's attempt to make math LOOK exciting.