745
Ordinary WiFi can now identify people with near perfect accuracy
(www.sciencedaily.com)
This is a most excellent place for technology news and articles.
It gets more accurate with more access points, too. So corporate and education settings will be the easy places for this to get implemented.
those places would just use surveillance cameras
Right. Privacy isn't a concern in those spaces. Surveillance is typical.
the devices can still record more accurate motion information for sale