Leave it to the Internet.

Goldman Sachs just awarded a $50 billion valuation to Facebook. And in a shrewd branding maneuver, the storied financial behemoth is offering its high-net-worth clients the option to co-invest in the world’s leading social media site.

Is the investment opportunity exclusive? Absolutely. Will there be a fee? You bet.

Before investors jump in with their big boots, however, I encourage them to review the groundbreaking analysis—which I unearthed over at Herding Cats. This chart debunks the $50 billion valuation and even suggests some New Year’s resolutions if you’re late to the 2011 party.