So then naw you can't really do it then? When I accuse rappers of biting I can post links demonstrating that shyt.
The way he does his voice? He been doing that forever and it's probably his biggest weakness. Also what voice thing are you referring to with Outkast? Like the Art of Storytelling Pt. 2? Because Kast aint really alter their voice much in their music.
Edit: I'm almost certain you won't post tracks side by side, because it would make you look foolish
Spottieottiedopalicious is probably the best example. He definitely is influenced by them