What does privilege look like? This year, it was renting out an entire movie theater for your friends. But two years ago, it was a cleancut white guys playing air-fiddle on tennis rackets while singing Alabama's "Song of the South" horrificly offkey at Google society gal Marissa Mayer's birthday party, a scene captured and posted on YouTube by investor Kevin Hartz. How do we know it's Marissa, since she doesn't appear in the video? Listen closely for the really, really goofy laugh.