what was revolutionary about what charlie parker was doing? and it's really interesting about the level of musicianship that used to be in popular music. i mean these guys were amazing musicians. and they were trained, and they had a very sophisticated ear. chet used to have this thing, he'd say, man, you know, the average musician, he's talking about the 50s, you know, about what miles particularly, and charlie parker, and dizzy were doing. so exciting. as i started to learn, you know once you learn what they're talking about, then you start to hear it. and then it gets much more exciting. - right. well it's exciting now to think about these guys as the subjects of movies. you know, don cheadle is about to be miles davis in a film. how great to have these stories told. now i want to ask why you made this choice now, so the linklater film all those years ago notwithstanding, you've just come off of boyhood. not the most commercially successful film, but maybe the most critically successful film in almost 30 years, a little bit more than 30 yea