Perception 3

″What a fool believes he seesNo wise man has the power to reason awayWhat seems to beIs always better than nothing.″

— ″WHAT A FOOL BELIEVES,″ THE DOOBIE BROTHERS, MINUTE BY MINUTE(WARNER BROTHERS RECORDS, 1978)

Sitting in a recording studio all day (and most of the night), engineers might easily begin to believe that their music, their art, is the squiggly waveforms drawn on the computer screen before them.

It is important to realize that those signals do not reach humans directly. Humans listen to audio, they don′t plug directly into the computer. Those waveforms on the screen represent signals that can be persuaded to make loudspeakers move, which creates sound waves in the air that travel through the room, around each person′s ...

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