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One man's artisanal white noise is another man's encrypted offsite backup.



That can be true of any file. One person's gif/pdf/html/whatever is another person's stegano-encrypted data...


how do you think he listens to them, is there any app that can play non audio (wav, mp3) files?


Back in the day, we'd just

  cat /dev/random > /dev/dsp
which was especially fun when 'who' said that there was only one TTY session active in the computer lab at night, and you were logged in from your dorm. Or so I'm told.


    cat file.bin | aplay




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