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• Post #4392777

  I'm glad evolution invented richly detailed vision, hearing, and other sensory qualia before it invented human-level sentience. Imagine if everything you knew about the world came from a photoreceptor, an accelerometer, some whiskers, and a vague impression of how hungry you currently are. I would probably develop a better sense of direction though. Gotta practice my dead reckoning. Bumping around like a roomba. Better hope there are no cliffs on this planet.

• Post #2971146

  A sound recording represents air pressure. But air pressure correlates to the *acceleration* of a vibrating surface, not position or velocity, and a speaker reproduces sound by accelerating the speaker cone. So recordings are basically acceleration. https://www.audiosciencereview.com/forum/index.php?threads/how-does-a-loudspeaker-cone-generate-acoustical-pressure.48261/ An electric guitar pickup magnetically measures the *velocity* of a metal string. I want to know: is there typically a conver...