Fix a little backing harmony here, bump a flat note up to diva-worthy heights there: smooth everything over so that it’s perfect. You can even use Auto-Tune live, so an artist can sing totally out of tune in concert and be corrected before their flaws ever reach the ears of an audience. ...
Hmm. Then why are they always lip synching at ball games? More:
But between those two extremes, you have the synthetic middle, where Auto-Tune is used to correct nearly every note, as one integral brick in a thick wall of digitally processed sound. From Justin Bieber to One Direction, from The Weeknd to Chris Brown, most pop music produced today has a slick, synth-y tone that’s partly a result of pitch correction.
Someone needs to figure out how to put one in a Karaoke machine.