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Superstrong versatile muscles made out of standard fishing line!? Just how many falling stars did you wish on, @DirectorX ?Any updates on projects using these? I might suggest them to my flatmate (an architecture student) who has access to a workshop for making his models, if you've got any suggestions on the best way to do this.
Also, the article seemed a bit vague on whether they could be triggered by other things than heat (or electricity producing heat), since that's not the best thing to be varying wildly if anyone develops something implantable.