When you think of Silicon Valley, chances are you think of Apple, Microsoft or Google.
But one of the oldest tech firms is taking a big chance on a new computer system, one that they hope will pull them from the brink of irrelevancy. Hewlett Packard's hope for the future is a new system they are calling, The Machine.
Will it do what they hope and reinvigorate their brand? For more on HP and the competition in Silicon Valley we'll talk with tech writer Ashlee Vance.