“As he stewed about the absurd price the Russians wanted to charge, he employed some first-principles thinking, drilling down to the basic physics of the situation and building up from there. This left him to develop what he called an “idiot index,” which calculated how much more costly a finished product was than the cost of its basic materials. If a product had a high idiot index, its cost could be reduced significantly by devising more efficient manufacturing techniques.” Elon Musk, Walter Isaacson, p.99
Coming soon.