In this Tuesday, Oct. 11, 2011, file photo, Zynga employees work in the Mafia Wars 2 studio after a Zynga event, in San Francisco. Silicon Valley, it turns out, doesn’t revolve around the stock prices of Facebook and its playful sidekick, Zynga. Instead, the optimism in Silicon Valley can be seen in a variety of ways in this area that covers roughly 40 miles from San Jose to San Francisco. (AP Photo/Jeff Chiu)
Read the article: Silicon Valley isn't sharing Facebook's misery

