Quote:
“It’s not that challenging to build an aircraft to get it to fly,” Clark told VTDigger in 2018, “but to certify it and have it be an economically compelling product that people want to buy and operate … those are much more difficult goals.”
As companies like United Parcel Service invest in the technology, though, and production ramps up, the aircraft will only become more affordable to produce.
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The product is one thing. The factory to produce it [efficiently] is another.
What do you make of those rotors? It looks like a Prandtl airfoil.