You still haven't got it, have you? All I was saying is: Yes, there may be a downforce and thus there's a theoretical improvement in handling but there are many many other things to concern too which may "weight" far more.
You may be faster with a complete skin head than with 5mm long hair on your head. Now say you were to have a sprint race would you start thinking: "Hmm, how could I get faster? Yup, I'm gonna shave my head first!" ? Appearently, if you really would, you're just as weird to me and make no sense just to defend your points. However...