So… 10x engineers exist, but they don’t count because their productivity comes from superior knowledge or other factors? This is sort of silly. Just because you

So… 10x engineers exist, but they don’t count because their productivity comes from superior knowledge or other factors? This is sort of silly. Just because you can ‘control for a factor’ doesn’t mean that said developer isn’t 10x more productive than everyone else. And providing one example of how this can go wrong says nothing about the general case.