President Zuck? Facebook CEO Hires Hillary Clinton's Chief Campaign Strategist

Three weeks ago, when the WSJ ran an infomercial of the "down to earth" Facebook CEO Mark Zuckerberg as just the guy next door in "Mark Zuckerberg Hits the Road to Meet Regular Folks" as part of Zuckerberg's tour of the country...
... the obvious question immediately emerged: is Zuck's publicity stunt preparation for a presidential run?