Assume bottomless compressed air from wind or tidal power. Presume a cascade of vortex tubes, attached by their hot sides and sized in a Pythagorean ratio of 2:8/5:4/3:1. A hot musical chord.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Three conspiracy theorists walk into a bar --You can't say that is a coincidence.
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