Tech Know: Auto-Tune the News and music shreds
Millions of people follow the Gregory Brothers videos in which interviews by politicians and news makersvoices are electronically altered to make them sing.
Auto-Tune the News has featured President Obama, congressmen and even the brother of an alleged sexual assault victim.
While they try to make music where it is rarely found, others are using technology to destroy musical performances.
Ellie Gibson meets the musicians behind shreds - accomplished performances that have been destroyed - and the family who Auto-Tune the News.