These days we've got all kinds of flexibility. Laptops, mobile devices, and cloud-based services make it easy to work how-and where-we want. But a recent Gallup poll reveals that, while the number of people working remotely is going up, less than half of those surveyed said they worked off-site at least some of the time. So why are so many of us still working at a traditional desk, in a more-or-less traditional office? Sure, there are a few compelling reasons worth considering-face time with your boss, in-person access to your colleagues, or getting a slice of that carrot cake over in accounting.