The problem with low IQ people is that they may eventually age into a position of power and authority. I watched this happen in a couple of companies where the least competent employee ended up running the department. The competent people rapidly leave starting with the best employee who is obviously the most marketable. We’ve seen this in politics with Tim Walz and Kamala Harris, although for different reasons.
this is Dr. Jordan Peterson discussing how life basically unravels when a person’s IQ hits 83. They can bring nothing to the table and a country with millions of them basically becomes a giant assisted-living facility:
https://youtu.be/5-Ur71ZnNVk?si=IB4FA1eMEq_rDs59