The XX Factor: What women really think.

Social Networking: Creepy Statistic of the Day

Social networking sites have always been a little bit about voyeurism, maybe more so than about networking. I joined Facebook in its earliest days, in the spring of 2004, as a freshman in college. No one using it then realized that it was going to be a Silicon Valley juggernaut; we were delighted for an easy way to find out more about that dreamy upperclassman on the crew team who, sigh, also listed existentialism as an interest.

A term quickly evolved for these embarassing bouts of recon work on a love interest or even just someone who'd idly grabbed our attention: "Facebook-stalking," a process that got much more fruitful once pictures were added ... (Read more in DoubleX)