> On top of that, since IQ tests exist, you don't need a bad proxy to test IQ. Yes you do. Because administering an IQ test is forbidden https://en.wikipedia.

> On top of that, since IQ tests exist, you don't need a bad proxy to test IQ. Yes you do. Because administering an IQ test is forbidden https://en.wikipedia.org/wiki/Griggs_v._Duke_Power_Co https://en.wikipedia.org/wiki/Griggs_v._Duke_Power_Co.