[QUOTE= When I first picked one of these up about 20 years ago, I remember looking at it and going "what is THAT thing??" ![/QUOTE]

That was my reaction this morning. What the heck is that? How does it work?

I am new to the guitar and each day I am amazed at the versatility of the guitar and all the gadgets, that I could never even have imagined to use with it in order to wrangle the world of sound into personal poetry.