I don't see where randomness comes into his explanation. Rather, I see his explanation for technological success as hinging on massive societies which speciali

I don't see where randomness comes into his explanation. Rather, I see his explanation for technological success as hinging on massive societies which specialize, which is in turn based on highly developed domestic agriculture, which is in turn based on the East-West axis of Eurasia with origins in the Fertile Crescent and East Asia.