As we noted Friday, Sarah Palin's Facebook page is racking up new supporters at an astounding rate. According to techPresident.com, the 2008 GOP vice presidential candidate has added about the same number of new supporters in the last week as Mitt Romney and Bobby Jindal each have in total. Common Sense 2020 looked at the numbers: "Sarah Palin’s Facebook page has gained more than 300,000 new supporters in the last two months. She gained over 100,000 of these in the last week. As of this writing, she has over 800,000 supporters."The Palin decision to use Facebook as a megaphone makes...