MHEG-5 might sound like a code from a spy movie, but it's a key piece in the world of interactive television. This standard helps your digital TV experience look and feel interactive without needing extra hardware. From how your on-screen menus work to making interactive applications possible, MHEG-5 is silently shaping your TV watching. This article dives into what MHEG-5 is, how it works, and why it’s still so relevant today.