Prince is the subject of a new film from one of the greatest living documentarians, but it might never come out and almost no one’s seen it. We talk to someone who did: editor and writer Sasha Weiss. Meanwhile, the rise in pop star docs can be a good hang for fans, but when a film is a glorified press release, we miss out on a lot, says journalist Matthew Belloni. This episode was produced by Zachary Mack and Miles Bryan, edited by Lissa Soep, fact-checked by Laura Bullard, engineered by Rob Byers and Patrick Boyd, and hosted by Noel King. Transcript at vox.com/today-explained-podcast Support Today, Explained by becoming a Vox Member today: http://www.vox.com/members Prince performs during Super Bowl XLI in 2007. Photo by Theo Wargo/WireImage. Check out his guitair solo during a performance of "While My Guitar Genty Weeps" at the Rock & Roll Hall of Fame in 2004: Director's Cut: "While My Guitar Gently Weeps" - Prince, Tom Petty, Jeff Lynne & Dhani Harrison - YouTube Learn more about your ad choices. Visit podcastchoices.com/adchoices