>My own interest in this question became rekindled by my experiences in New Guinea over the last 50 years. When I arrived in New Guinea for the first time, it

>My own interest in this question became rekindled by my experiences in New Guinea over the last 50 years. When I arrived in New Guinea for the first time, it became clear to me almost immediately that New Guineans are curious, questioning, talkative people with complex languages and social relationships, on the average at least as intelligent as Europeans and Americans. http://www.jareddiamond.org/Jared_Diamond/Guns,_Germs,_and_Steel.html http://www.jareddiamond.org/Jared_Diamond/Guns,_Germs,_and_S...