That's How It Happened

"What should you do when someone you don't like or don't know sends you a friend request? Most of you will hold your nose and accept the request. But why? This is like allowing a corsair-wielding pirate to board your vessel without a fight. Once you've accepted too many faux friends, Facebook becomes a real slog."

Hilarious Slate article about the inherent difficulties in trying to limit your number of Facebook friends to 150, aka Dunbar's Number, the "cognitive limit to the number of individuals with whom any one person can maintain stable relationships".