Great question. However, the greatness of this commercial is in the perceived simplicity juxtaposed against the engineering of an instrument that virtually plays itself in a pristine setting of natural wonder and further alludes to the telephone as being a natural in this environment, which of course, it isn't. As a musician, I can see that you may well wonder at the sound quality produced, but this was not produced for an orchestration. It's a commercial. And an inventive one.
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