Sometimes a little microtonal content can make music interesting.

Who doesn't love Yoko Ono? As one of the champions of microtonal music, she was pushing the boundaries of vocal gymnastics long before Auto-Tune was invented and subsequently abused. But it has come to my attention that there are haters as well. What does this have to do with guitars? I understand the raised eyebrows, but allow me to get into the weeds a bit and eventually I'll get to that.

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