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"One can see the free software movement as a precusor for a "free hardware" or "free wetware" movement--one that will provide free libraries of designs for biological or nanotechnological products that replicators can be programmed to churn out."
- Charles Stross

Voice-Changing Bowtie  
  Special device allows wearer to take on the voice of another person at will.  


(Voice-changing tie)

From Case Closed (Detective Conan), by Gosho Aoyama.
Published by Shonen Sunday Magazine in 1994
Additional resources -

Young Detective Conan uses this device to disguise his voice when speaking to others by phone.


(Voice-changing tie)

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Additional resources:
  More Ideas and Technology from Case Closed (Detective Conan)
  More Ideas and Technology by Gosho Aoyama
  Tech news articles related to Case Closed (Detective Conan)
  Tech news articles related to works by Gosho Aoyama

Voice-Changing Bowtie-related news articles:
  - VAuth Voice Security Wearable From University of Michigan

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