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WiFi signals can measure heart rate—no wearables needed
(news.ucsc.edu)
This is a most excellent place for technology news and articles.
So if you don't want someone to measure your heartbeat and to physically know where you are at all times your only option is to cover your entire living area, including the windows, in aluminum foil?
I guess what I'm getting at here is that this situation is deeply, deeply fucked.