Exactly, or synthetic woods. Although it depends somewhat upon the
speaker and its use. MDF is still used, as well as a void free plywood,
like Baltic Birch plywood for PA applications. Composite
materials/thermoplastic polymers with glass reinforced plastic fibers
that mimic wood, especially for designs that use computers to design and
manufacture speaker shapes that can't be done with wood.
There was a guy on rec.audio.pro and another one on sci.crypto that
would post questions to the group and then argue, like hell, with the
experts when they didn't like their answers. I'm surprised anyone even
talked to them.
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