And you thought you were sick of Sarah Palin and her book tour blitz. Washington insiders wish she’d go back to shooting wildlife in Alaska. “I just wish she’d go away,” one GOP operative told us, echoing sentiments we’ve heard and read about from others. “I’m a conservative Republican, and I’ve had enough of her.” And while Palin has some serious star power — witness those book sales — the insider thinks mainstream Republicans should think twice before trying to tap into all that Palin enthusiasm as a money/energy source for their own races. “It’s not worth it.”