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Both are used daily in a number of commercial buildings (including one right next to me), however I do doubt it will get much residential use. Too many people like matching the drapes to the sofa...
ETA: By the way, the self darkening/polarizing glass is used by millions in every day in Transitions eyeglass lenses.
Last edited by 5thWiggle; 01-03-2014 at 08:41 AM.
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