Budget version
ON: normal mirror
OFF: no reflection

Premium version
DIMMER KNOB: goes from no reflection to reflection to enhanced reflection

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[–] 14 points 1 day ago* (last edited 16 hours ago) (5 children)

Could easily be done. We have glass that can go opaque in response to an electrical charge. Mirrorize a pane of that and you have a mirror that will go opaque on demand.

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  • [–] [S] 3 points 1 day ago* (last edited 1 day ago) (2 children)

    That's insane. -ly cool. Is it the actual glass/sand (rock and/or minerals, I guess?) or is the glass laced with otherwise barely visible electrodes or something?

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