Everyone knows that fine, classical acoustic instruments are made of wood. For instance, who would think that "real musicians" with a refined appreciation for tone, timbre, projection and all the other minutia attached to great instruments would ever think of using some unnatural, manufactured product to produce an instrument even worth our time to investigate.
Oh, then there is this;
www.luisandclark.com
But, what does Yo Yo Ma know about it, anyway...