This is actually an update of an older idea that was shelved for cargo ships after oil prices dropped after the 1973 oil crisis. https://en.wikipedia.org/wiki/

This is actually an update of an older idea that was shelved for cargo ships after oil prices dropped after the 1973 oil crisis. https://en.wikipedia.org/wiki/DynaRig https://en.wikipedia.org/wiki/DynaRig The fancy sailing yacht Maltese Falcon, commissioned by the deceased billionaire VC Tom Perkins (of Kleiner Perkins fame), was built with that design: https://en.wikipedia.org/wiki/Maltese_Falcon_(yacht) https://en.wikipedia.org/wiki/Maltese_Falcon_(yacht) Here is a book on the boat: https://www.amazon.com/Mines-Bigger-Extraordinary-Greatest-Sailboat/dp/0061374024/ https://www.amazon.com/Mines-Bigger-Extraordinary-Greatest-S...