While the political establishment sought new and different ways to explain the gifts a Sen. Ted Kennedy endorsement brings to the Barack Obama's campaign, the Time Magazine's and the Salon's missed one key endorsement the winner of South Carolina's Democratic Primary received Monday: Shepard Fairey. Fairey, the acclaimed poster artist and illustrator whose Obey Giant posters have plastered billboards and electrical boxes from Santa Monica to Highland Park, focused on Obama's progressivism in his endorsement.......