Title: when you think that you know everything... than you discover that it isn't
Review: I've been strumming guitar for many years. I've read many books about guitar theory and I thought I had a good knowledge of the theory that one should know to master the guitar, but when I first discovered this author Desi Serna I had to admit that I was on the edge of the beginning. I started to study this book and then I bought all his publications. They are always on my desk and every time I reread a chapter I say to myself that I have found a gold-mine.[...]
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