But a car engine isn't "just" a car engine. It's an engine, and can make all kinds of things move. If you don't know it works, sure you can drive a car, but

But a car engine isn't "just" a car engine. It's an engine, and can make all kinds of things move. If you don't know it works, sure you can drive a car, but a lot of missed opportunities to leverage the same exact tech for other use cases disappear when you don't know fundamentals.