In a previous blog post I wrote a bit about the reasons for the absolutely astonishing difference in technological advance between Eurasia and most of the rest of the world, up until the age of imperialism (when all that technological advancement was pushed onto that rest of the world.) After all, Europe and large parts of East Asia had astonishingly advanced technology compared to the rest of the world: They had million-people cities, a very advanced money-based international economy, the printing press, firearms, ships that could sail across oceans, absolutely massive castles and cathedrals,big multi-storey buildings, extremely advanced and meticulously crafted musical instrument that were used in huge concerts in enormous lavish concert halls and theaters, and so on and so forth. At the same time, in most of Africa and the American continent people lived literally in the Stone Age, in straw and mud huts, used tools made of wood and stone, very few had even figured out how to use me...