A article earlier this month in the NYTimes talks about how Procter & Gamble has been "dipping its big toes into the vast pool of Facebook, now the world’s largest social network." Who wouldn't want a piece of P&G's ad spend, as they spend almost as much as all companies in the online direct marketing space will earn combined. If Facebook could garner just 1% of that almost $2.5 billion budget, for example, they'd effectively double their revenues. The Times article reference above is just one on the topic of social media and advertising. Most of the articles I've been following describe the challenges that Facebook and others...