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"I share the view of Pythagoras that the world is number. The ultimate substrate of the universe is math. There's no way to test that - it's pure metaphysical speculation." 
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   This is apparently the genesis of the "tin foil hat" idea! 
 In the story, the protagonists develop a remarkable facility for mass hypnosis through telepathy:
 
 
Huxley also refers to his tin foil hats as "our metal headgear, or mind-protectors".
 
Compare to the thought screen helmet from Gray Lensman (1942) by E.E. 'Doc' Smith and the probe screen hood from The Hood Maker ('Immunity') (1955) by Philip K. Dick.
 
Thanks to @SFFaudio for sending me this reference. Comment/Join this discussion ( 0 ) | RSS/XML | Blog This | Additional
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