Six years separate us from a crime that makes the time of "new world orders" (George H Bush) and "it's the economy, stupid" (William Jefferson Clinton) in the 1990s seem very distant. As if to remind us of who and what fundamentally altered the world's compass, Osama bin Laden has reappeared "live", departing from the manner of his previous media outings since October 2004. This has mainly provoked comment about the shape and colour of the beard of the world's foremost fugitive. Despite the $50 million reward for information leading to bin Laden's capture, he is still at large, somewhere...