Weaver's character -- her name is Dr. Augustine, and she's modeled, at least loosely, on Ripley from the "Alien" films -- is most believable when, in her human incarnation, she's puffing on her nearly ever-present cigarettes. (A chain-smoking scientist: Now there's something you don't see in the movies every day. I wish Cameron would show us more of his naughtier side.) (Stephanie Zacharek, “‘Avatar’: Dances with aliens,” Salon, 18 December 2010) Still, I think many of us have been wondering: What will become of Michael Cera? It's hard to be a sex symbol when you resemble a beatific, unassuming, preadolescent Jesus on a holy card. (Stephanie Zacharek, “‘Avatar’: Dances with aliens,” Salon, 18 December 2010) [. . .] But "Youth in Revolt" suggests, at least, the possibility of something more for Cera. He won't be able to do much about that baby face. But when he's wearing Francois' Eurowardrobe, his gait and his carriage are d...