At this permalink [#1152] aerostealth posted a video with a segment on how NACA ducts are suboptimal.
Disappionted to say the least, but the original design had fences and a rolled lip.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Because much of what is in the published literature is nonsense,
and much of what isn’t nonsense is not in the scientific literature.
-- Sabine Hossenfelder
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