I've always suspected that rather than a sign of greeting, Native Americans may have been raising their palms in front of their faces to fend off those early-morning spider webs while walking through the forest.
__________________ No matter how simple it seems, it's complicated.
__________________ "Omit and substitute! That's how recipes should be written. Please don't ever get so hung up on published recipes that you forget that you can omit and substitute."
Jeff Smith, The Frugal Gourmet