Flippantly repeating a HN mantra: who cares about making your life easier, you're the product, not the customer. More seriously though, the value of knowing th

Flippantly repeating a HN mantra: who cares about making your life easier, you're the product, not the customer. More seriously though, the value of knowing the world's social graph is certainly more complicated than I feel qualified to talk about, but it's pretty evident that it has value to advertisers, which is really what's important.