zlacker

Stack ranking is a solution to a larger problem, which is the issue of growth in overall "size of the tribe" and political networks that shade / obscure / fabricate performance views.

By the time you're stack ranking, you're deep into large company territory... dealing with the above issues.

Medical equivalent: People taking cancer drugs have a higher than average likelihood of dying. However, that's probably a function of having cancer vs. the performance of the drug.