In 2020, Elon Musk claimed that the then-yet-to-be-launched Tesla Cybertruck was the automotive Jesus, in the sense that it could float on water, even promising two years later that it could be used as a boat. Sure, we've seen the EV wade waters just as any ICE-powered truck would, but we have yet to see the stainless steel-bodied Tesla do an actual demo of its supposed amphibious nature.