Every study I've ever seen has found that some programmers are dramatically more productive than others (10x is a vague estimate). I don't think it's a controve

Every study I've ever seen has found that some programmers are dramatically more productive than others (10x is a vague estimate). I don't think it's a controversial 'paradigm' at all. It also matches with the fact that skill in general is an exponential distribution, not a bell curve.