LAS VEGAS, NV – JANUARY 6: (FILE) Microsoft chairman Bill Gates delivers the opening keynote address at the 2008 International Consumer Electronics Show at the Venetian January 6, 2008 in Las Vegas, Nevada. According to reports on Febraury 1, 2008, Micorsoft has offered to buy Yahoo for approximately $44.6 billion in cash and stocks. by David Paul Morris/Getty Images)