Miller earned an applause break early by saying that his “green” hotel is really green because it “makes you envious for people staying in good hotels.” A “green” magazine should be no magazine at all, he astutely observed. Another crack about Sheryl Crow’s advice from a few years back to conserve toilet paper seemed timely once more, only because Crow was performing in concert just blocks away last night for Austin City Limits. A jab at his home state of California’s income tax earned roars from the Texas crowd. Cheap shots at MSNBC anchors? Not so much.