I’ve read guns germs and steel. It’s not the whole picture. people cling to it because it gives a non racial explanation to the superiority of Whites and Asians over the brown skinned races, but it’s wrong.
Blacks literally have billions less neurons in their brain, which directly affects their intelligence (to argue that the amount of neurons doesn’t affect intelligence is to argue that a computers processor doesn’t affect its processing power, which is obviously wrong and retarded).
30 years of research in race and intelligence. In the genetic, biology, and psychology communities it’s accepted that intelligence is genetic and that race plays a major role