Lifetime’s “Janet Jackson.” is a choreographed dance partnering thunder and calm, appropriate to its subject and her life. Most of what we know of about her story has been told through external sources or incomplete passes like the “New York Times Presents”‘ recent analysis of the so-called “wardrobe malfunction” at the 2004 Super Bowl Halftime Show. But the reality of Janet Jackson contradicts the picture conservatives and the entertainment media painted in the wake of that incident. She is a notoriously private person, which her four-part documentary’s director Ben Hirsch acknowledges by contrasting her recessive personality against the screams and passion that greeted her everywhere she went at the height of her celebrity. When such clips tear through the calm of the performer’s confessionals, we appreciate how jarring fame is for a woman raised to be a performer despite her desire for a normal life – something she could never have as the daughter of Joseph Jackson and Michael’s little sister. RELATED: The injustice done to Janet Jackson isn’t only in the past – “Malfunction” …