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Old 07-05-2007, 11:03 AM   #7
yvanleterrible
When books can fly!
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Quote:
Originally Posted by NatCh View Post
It just occurred to me -- the sort of thing they're describing might also make the old sci-fi idea of windows that you can black out without blinds or curtains possible! I've always loved that idea.
It does exist; LCD based. Cadillac had a proto of an automatic windshield that varies the opacity according to incoming light.
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