How about the force one one side ****ers the force (gravity) on the other.
Turning an airfoil upside down doesn't violate Bernoulli.
You just change teh angle of attack to componesate.

However, I wish it were new - wouldn't that be fun to discuss?
Imagine all of those smart wing and airfoil designers who would
feel stupid that they missed this all along!

I hear Nobel Prize! Better yet, Bluelight Special!