Facebook in the Workplace: Boon or Bane?

Have you ever found yourself secretly playing a game on your office computer, only to swiftly switch tabs with Alt + Tab at the slightest sign of your boss approaching? If you’re even a second late, you might end up getting a lecture on work ethics from your boss.
It’s common for employers to discourage such distractions, but what about Facebook, minus the games? Is it possible for employees to remain productive at work while having free access to it? Beyond just games, Facebook can