Looks like he sold a huge chunk of Qwest Communications - $540 million worth, give or take a few million - which has inquiring minds wondering what he's thinking. A mega-billionaire has lots of money to move around, of course, but remember that he has those movie production companies ("The Chronicles of Narnia: The Lion, the Witch and the Wardrobe" and "Ray"), and of course his Staples-related investments. As usual, he isn't talking.