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WiFi signals can measure heart rate

(news.ucsc.edu)
463 points bookofjoe | 1 comments | 04 Sep 25 14:53 UTC | HN request time: 0.205s | source
1. LightBug1 ◴[05 Sep 25 10:36 UTC] No.45137070[source]▶
Instantly visualises social media companies monitoring individual heart rates and heart-rate social graphs and that becoming an input into their algorithm ... scary shit.