Neat.
Neat.
Neat.
Duh. Why else are UFOs are saucer shaped and spin?
Seriously though, the whole drone becomes an airfoil. I wonder if just using larger propellers that move at slower speed would have a similar effect on power efficiency.
It should be possible to attach a surveillance camera and still be able to extract a stable image with some post processing
nice idea though, surprised it's not mainstream already
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