| http://www.w3.org/ns/prov#value | - If you can get the technology to the point of being able to fly this thing with the same effort as riding a bicycle I would still just slap an electric motor on it and save myself the fatigue if I was going to use it for practical purposes... using it solely for exercise or as a toy is a completely different story, but I do not consider that to be a practical application of a helicopter.
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