DEMON38: What are you talking about?!?! In the case of the nylon eating bacteria, we can actually see the frameshift mutation that gave the bacteria the ability to metabolize nylon! Nylon didn't exist before 1935.
DOUBLE SHALOM: Back in the 17th centaury, Africans were not wearing trousers but some other form of dress. Now we are here - guess what? They do were trousers. Is it not foolish to assume that African back then were incapable of wearing trousers?