When Geeks Go on Vacation

About a month ago I was in Oakland on business, but instead of coming directly home after the job was done, I stayed on through the weekend to see the sights. But what sights do you see if you're a geek like me? Alcatraz? The Golden Gate Bridge? Napa Valley? Nope. You hop in your paid-for rental and hit Silicon Valley for a tour of the biggest tech companies in the world. Check it!