You'll play actual music in this one, using a recorder and your computer microphone to help Cornelius the Dragon keep his strawberries safe from the hungry bats - which is a sentence I never thought I'd write. The last thing the world needs is me sitting at the computer at all hours tootling away trying to save Cornelius's crops, so think of the public service you'll be doing keeping this out of my hands! An old key, newly revealed.