Oh dear, this guy has no limit to his self-aggrandizement, and the interviewer surely does very little to fact-check his outrageous statements. The facts are mo

Oh dear, this guy has no limit to his self-aggrandizement, and the interviewer surely does very little to fact-check his outrageous statements. The facts are more like: auto-tune is the combination of pitch detection and pitch shifting, two problems that were extensively researched already. Even the details, like using autocorrelation via FFT, was standard in the field at the time. This type of pitch correction had already been done in academia, but passed off as a curiosity. The truth is, the guy was at the right place at the right time, nothing more than that. Computers were just becoming fast and cheap enough, and plugin formats making this type of product practical were just being deployed.