Your workspace is quite possible the most important factor in getting your work done. Makes sense, right? That's why people go through pains to make sure their office or desk is just right. It's why some people opt to grab their laptops and head to Starbucks. A person's workspace can also tell you a lot about a person. Take Mark Zuckerberg, for example. Driven by his "hacker" ethos, Facebook's billionaire CEO throws himself right in the belly of his workforce, as you can see above. But how do other famous tech CEOs get down? Read on to find out.