www.urbandictionary.com/define.php?term=jumping+the+shark

As for Nazi saucer thingy, they had the power (rocket, jets, etc) , and the will (to do even inhumane, but very methodical experiments), so who knows. Maybe if they didn’t invade Russia, we’d be all speaking German now (at least those that have blue eyes, blond hair, or of Volksdeutsch variety + those that survived as a slave labor).