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> special malware that is able to encode the data to be transmitted through direct manipulation of the fan speed So in addition to being more pleasant to use,

• userbinator 4y ago
  Not more pleasant --- to be honest, it's unsettling how little feedback there is from systems these days. Back then, it was natural to feel how the system was doing from the sounds of hard drives, the fans, etc., and malware trying to do something in the background would often result in a very noticeable change.