Darren Aronofsky finally has some fun

We have not been conditioned to have fun during a Darren Aronofsky movie — or, at least, not the traditional kind of fun. No one would describe watching the handful of addicts in “Requiem for a Dream” descend to a new circle of unimaginable, dopesick Hell as a “romp.” Even a film like “Black Swan,” which lives at the center of the Venn diagram between madness and camp, doesn’t go down easily. (Let’s just say it was a quiet car ride home after I dragged my mom, dad and sister to the theater with me on opening night when I was 15, convincing them it would be a holiday movie event for the whole family.) No, no, an Aronofsky film promises to be interesting, but not optimistic; memorable, not mirthful. And, certainly, an Aronofsky film never, ever promises to be good. Check the expectation of q