Hmmm, gives me an idea. Maybe if I ran all the songs through sox to create a spectrogram for each and then use graphicsmagick on the spectrograms to count up th

Hmmm, gives me an idea. Maybe if I ran all the songs through sox to create a spectrogram for each and then use graphicsmagick on the spectrograms to count up the black pixels (silence or quiet sound) I could create a playlist of solid and continuous sound songs... or I could just stick to Helloween.