As parents in the Palm Beach County School District tries to roll back Jeb Bush's shameful legacy of FCAT drilling, the former Florida governor is roaming around, looking to get his voice heard, apparently to gauge interest in a 2012 run for president (though he'd never admit that).Bush made a very brief -- and somewhat shocking -- appearance as an Obama booster in today's column in the New York Times by David Brooks -- apparently the ex-governor's a fan of what the president has done with na