Giant steel cargo ships already break every sailboat design pattern, don't they? Airfoil sails "Wingsails" [0] have some proven history and these folks have th

Giant steel cargo ships already break every sailboat design pattern, don't they? Airfoil sails "Wingsails" [0] have some proven history and these folks have the advantage of 60 years of CFD software dev! [1] (wow on that last part) Just curious, what makes this design in OP even worse from your point of view? [0] https://en.wikipedia.org/wiki/Wingsail https://en.wikipedia.org/wiki/Wingsail [1] https://en.wikipedia.org/wiki/Computational_fluid_dynamics https://en.wikipedia.org/wiki/Computational_fluid_dynamics