Bill Gates gives his final keynote speech as MSFT chairman.
"Your desk won't just have a computer on it, it will have a computer in it. And your whiteboard will be intelligent. You can walk up, take information, expand it, point to somebody's name, start a teleconference with them, sit there and exchange information. And so natural interface really has a pretty dramatic impact on making these tools of empowerment, the personal computer, making them pervasive, and looking at them in new ways."
Nick Carr unpacks the part about cloud computing.