How do you know moving into the world of atoms will lead to huge economic wins? Its easy for you to say someone should chase less risky investments when its not

How do you know moving into the world of atoms will lead to huge economic wins? Its easy for you to say someone should chase less risky investments when its not your money being invested. Would you know a few VCs who have lost several million or more on an investment. Do it sometime and then express your optimism for the future.