Why 'Social Inference' is Emerging as the Next Gotta-Have-It Tool for Retailers

The real brilliance of Facebook Connect isn't just that it saves users from having to memorize a new user name and password for every site they visit. Rather, it's the data. The data that a user shares via Connect can easily eclipse the prior purchase behavior that drives the current state-of-the-art in personalized recommendations, so-called "collaborative filtering" technology.