I saw this guy the other day - very interesting tech, but doesn’t address your specific question. https://m.youtube.com/watch?v=rDC34awd0f8 https://m.youtube.c

I saw this guy the other day - very interesting tech, but doesn’t address your specific question. https://m.youtube.com/watch?v=rDC34awd0f8 https://m.youtube.com/watch?v=rDC34awd0f8 There are a lot of people doing research in this space: https://scholar.google.com/scholar?hl=en&as_sdt=0%2C47&q=human+detection+wifi&btnG= https://scholar.google.com/scholar?hl=en&as_sdt=0%2C47&q=hum...