Hans, this is just for fun, toying with the idea. If we as a class want to go that direction we would need to change the rules and vote over it of course. I just want to hear what others think about these things.

Mark, the wing dont deform as much as a sail, the pressure differences are larger for less drag and you can avoid the separation bubble just behind the mast on the windward side (you get those even with wingmasts).