"Hey man!" the doorman at the bar exclaimed. "I've been trying to locate you for ten years." While I was glad to reconnect with my old coworker last week, I was baffled by his assertion. Hasn't he heard of Google? Just when I start to think that the entire planet is wired, I'm reminded that a few of my peers remain defiantly off the grid. One old friend communicates with me exclusively by postcard. I scarcely know how to respond.