Because they are people who found their places where they can strive. Hire Carmack into an accounting software GUI dev position, and you probably won't see a 10

Because they are people who found their places where they can strive. Hire Carmack into an accounting software GUI dev position, and you probably won't see a 1000% advantage compared to his peers. In some other situations/environments he might be even worse than his peers. Right people, right place, right time, right behavior.