MINYANVILLE ORIGINAL From politicians to companies more groups than ever turned to Twitter Facebook (NASDAQ:FB) Pinterest and other social media formats in 2012 to market themselves on the Internet. While some made it look easy others made serious blunders that stained their brand image. Recently we spoke to social media guru and author of the new book Socialized! How the Most Successful Businesses Harness the Power of Social (Bibliomotion 2012) Mark Fidelman about the companies that used social media this year -- with some differing end results. The following is a list of his picks for the best and worst ...