Machine Corrects Singer's Pitch NPR's Rachael Myrow reports on how technology could help prevent some embarrassing situations. The latest development from the world of karaoke, brings a 'pitch-correction' machine that puts even notoriously bad singers in the right key.

Machine Corrects Singer's Pitch

Machine Corrects Singer's Pitch

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NPR's Rachael Myrow reports on how technology could help prevent some embarrassing situations. The latest development from the world of karaoke, brings a 'pitch-correction' machine that puts even notoriously bad singers in the right key.