Guns,Germs, and Steel

Guns,Germs, and Steel was a book wrote about the fate of humanity, it earned the Pulitzer Prize and multi million seller and there has been a documentary made out of it. Why some societies progress and just get stuck. Society needs buisness and trade and an infrasturcuture. Papua New guinea( the country Jared Diamond traveled to ) is very indigidous and still lives in t.he stone age, they are not aware of anyone outside of their country