Submitted by Jason on Wed, 07/28/2010 - 09:38.
If you're looking for free auto tune software then you've come to the right place.
Andy Hildebrand who developed methods for interpreting seismic data, later realized that his creation could be used to detect, analyze, and modify pitch - little did he know how much his invention would shake up music production (read the full story of Auto-Tune on Wikipedia).