Originally Posted by Jake

Agreed. People have been tinkering with foiling for decades (Jake waves at Dave Carlson who's grinning). The modern era of foiling just wouldn't have happened without the AC pushing the limits and widening the performance window.

And don't forget Wing sails. I saw Randy whiz past Naples yesterday on a wing sail on his way to (presumably - I haven't checked the results) to winning the Everglades Challenge