Summary: <p>Adam Fisher discusses his new book <em>Valley of Genius: The Uncensored History of Silicon Valley.</em><em> </em>He goes inside the secret history of Silicon Valley -- from the origins of Apple and Atari, to Google and Facebook, and all the start-ups that rose and fell along the way.</p> <p><em>This segment is guest hosted by Arun Venugopal.</em></p>
