T-Pain has long been considered one of the innovators of bringing Auto-Tune to the mainstream in the late 2000s, leading rappers like Kanye West and Lil Wayne to use it prominently in their music. According to Diddy’s engineer Matt Testa, the Hip Hop mogul saw T-Pain as the architect of the movement and even asked for his permission to use Auto-Tune. After receiving the green light, T-Pain ended up getting royalties without contributing anything other than his influence. In a new interview with Revolt, Testa told the story and explained how the sound at that time shaped Diddy-Dirty Money’s