Tanks are called tanks instead of "Caterpillar Machine Gun Destroyers" so the initial design could pretend to be a project related to mobile water tanks which g

Tanks are called tanks instead of "Caterpillar Machine Gun Destroyers" so the initial design could pretend to be a project related to mobile water tanks which gave an excuse for needing lots of steel plates and engine components. That story about the F-117/F117 is definitely plausible.