I want to thank SuperMegaUltraGroovy for sponsoring The Loop the last two weeks. I use Capo all the time to figure out how to play songs on the guitar and it works like a charm.

Reverse Engineering Rock and Roll: Capo is a revolutionary tool that helps you learn the music in your iTunes library. Available for your Mac, iPhone, iPod, and iPad.

Download the free trial for the Mac, and check out the new mastering-quality slowing engine that retains the detail in your music all the way down to quarter-speed!