Induced drag at the ends of the sails and keel is the enemy's of the speed. What to do to reduce it ? Any drawings are welcome.
Does anyone have an idea how to use something from the wing of the ultralight aircraft "Kasperwing" in sailing? http://www.twitt.org/wkasper.htm...
What do you think about this: http://www.tankerproa.com/
Look at this planing and foiling proa with flying (canting) keel and reefing soft wingsail....
