Remember all the video or audio tapes featuring Osama Bin Laden on Al-Jazeera television after the 9-11 bombings. Why haven't there been any recently? Osama was a media hound - he loved the attention - you'd think he'd still be on TV all the time congratulating his cohorts around the world for their terrorist actions yet nothing new. They're televising beheadings in Iraqi. Why hasn't Osama made a single appearance thanking them for their actions against the American infidels?
Check out Froggy Ruminations for a possible possibility.