Watch the Rocking Octave in E online guitar lesson by Mike Zito from 30 Rootsy Acoustic Rhythms You MUST Know

It's all about approach on an acoustic guitar in order to gain complete control. This riff could be tightened up on an electric guitar and you'd have a real heavy riff, but with the open sound of the E string and the simple strumming, you get a really colorful sound that's very effective.