Would be interesting to see how it handled REM or Dubstar, both of whom have some really upbeat tunes, with really dark lyrics - "The One I Love", for example,

Would be interesting to see how it handled REM or Dubstar, both of whom have some really upbeat tunes, with really dark lyrics - "The One I Love", for example, with "a simple prop to occupy mind ", or "Not So Manic Now", a happy bouncy pop song about assault...