>>22568031Just like with aircraft mechanics.
They'll burn out a car battery because they don't have the mental wherewithal to understand or figure out the polarity on their own.
But if the book tells them how to do it they'll never fail. They NEED that book, otherwise they're too smart to survive.
I wish I was kidding, but "Intellectuals" need to be told what to do. That's why they centralize in big cities where there's a collective understanding.