Latch·key kid: You're at home left to your own devices without any adult supervision. Maybe you're eating dry cereal out of the box with your raw, sanitized mitts, watching nonstop tv, and constantly communicating via the internet, too — just like in middle school. Each week-ish, I'll invite my fellow latchkey friends — from writers and artists to activists and entrepreneurs — on for a chat, and then politely demand they perform a dramatic reading of their favorite television theme song.