Here is the proof: http://www.nytimes.com/2014/08/31/arts/music/andre-3000-is-moving-on-in-film-music-and-life.html?smid=tw-nytimes&_r=1 "Part of art is knowing when not to put paint on. And when to change your medium." "I hate cages, and sometimes nostalgia is a cage." "What I get off on is doing things people said could not be done. And so if I’m at a place where I feel like I’m regurgitating or doing…