Technology once again blazing the way for innovations that will be banned

Carbon Nanotube Loudspeaker

Pretty cool idea; the nanotubes are woven into a super thin fabric that is rapidly heated and cooled, thus causing sound to be emitted much like a little modulated thunderclap. This fabric can be stretched into a picture frame, or into a cylinder, or clothing.
How would you like your coat to be a loudspeaker? How would you like every teenager in 20 years to wear their favorite, most abrasive, sound.
As Andy McCasky says, "You have been warned".

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