Apparently the design is very simple, and I guess reliable? It would be extremely easy to build a WW2 era propeller plane, and people built oceangoing sailboat

Apparently the design is very simple, and I guess reliable? It would be extremely easy to build a WW2 era propeller plane, and people built oceangoing sailboats by themselves. I found the story of this boat particularly interesting: https://en.wikipedia.org/wiki/Cythera_(yacht) https://en.wikipedia.org/wiki/Cythera_(yacht)