Another question is, what takes the smartest mind? Software engineers? Medical doctors? HFT? Someone like Zuckerberg? Some senator anywhere in the world?

Another question is, what takes the smartest mind? Software engineers? Medical doctors? HFT? Someone like Zuckerberg? Some senator anywhere in the world? Very hard to compare unless you have worked with all of them. I frankly do not know, but I have severe doubts that its politicians. Trump ran the worlds superpower and its still standing. His casinos did not all survive. Makes me think.