News for hackers. Stuff that matters.

A comment on Spy camera detection using smartphone time-of-flight sensors. Parent comment

Re:Spy camera detection using smartphone time-of-flight sensors by mnw21cam on Friday November 19, 2021 @04:37AM (#29275408)
Yeah, there's no magic material that can violate the second law of thermodynamics, because it's the second law of thermodynamics. One-way mirrors are just partial mirrors with less light on one side than the other.
[ Parent | on HN ]

There are no comments on this comment yet.