When has Gawker's Nick Denton ever had anything in common with former first lady Barbara Bush? Or director Oliver Stone with Senator Lisa Murkowski? The answer: When Sarah Palin has feuded with them. Palin has monetized micro-blog bomb-throwing. She attacks people via her one-way Internet communication -- the "lamestream" media reports it and she stays topical. It's catnip. It's a Real Housewives level of guilty pleasure voyeurism. She's tapped into our love of shamelessness. The more we re...