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A comment on Cold brew coffee in 3 minutes using acoustic cavitation.

Re:Cold brew coffee in 3 minutes using acoustic cavitation by throwaway482945 on Tuesday May 07, 2024 @10:38AM (#40286046)
Is their approach different from this one from 5 years ago? https://youtu.be/cO6-SL3bMZg?si=_pVdOLNdej2pjDnT
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