Pay is not proportional to personal performance. For a sporting example, try sprinting: the fastest runners are only 2 or 3 times faster than I am, but might be

Pay is not proportional to personal performance. For a sporting example, try sprinting: the fastest runners are only 2 or 3 times faster than I am, but might be paid millions. Musicians are not paid proportionately to some independent measure of ability, but to sales. So neither of those example support the contention. The article says the difference is not that good devs produce 10 times as many features. But that contradicts the original research reference, ie. productivity.