[Michael.SF.]

this must mean you two are either Middle Eastern, Chinese, Egyptian or Meso/South American.

Actually, we could be anyone of about a dozen races who have contributed more to the betterment of mankind then the Abo's.

[Varda]

This article is about the knowledge the aborigines had about water in an extreme environment. The transmission of that knowledge to the early Australian settlers apparently helped that section of mankind and given the need to use water wisely in our western states it could help the American section of mankind.

The fact that a complex culture might glean something useful from a simple culture is nothing to put anyones panties in a knot.