And Cleopatra was descended from one of Alexander's Greek/Macedonian generals (Ptolemy), and the Ptolemeian dynasty primarily inter-married as well.
Yep. If--as the infamous "Dr." Leonard Jeffries asserted--astronomy, higher mathematics, and engineering all arose from the dark continent and was STOLEN by The Man, how come the largest telescope is not in Kenya; why did no Africans protest when Newton and Leibnitz were sparring over who came up with Calculus first; how come the great engineers of Africa couldn't manage to bring running water to even 1% of its people?