The human auditory system does a remarkable job of filling in missing data. Sometimes it's amazing. For example we can: Hear a song we recognize, playing soft

The human auditory system does a remarkable job of filling in missing data. Sometimes it's amazing. For example we can: Hear a song we recognize, playing softly in the background, in a crowded noisy room Talk and understand conversations over the telephone even with it's amazingly small bandwidth Understand speech with something like 70% signal loss Hear the cry of a baby in the middle of a battlefield over the sound of guns and on and on and on