COVID19 - nobody’s friend
But here’s a bizarre side effect.
Social distancing rule enforcement created a need for businesses to ensure monitored and traced distancing was practiced and recorded among staff
Yuck
So you can now buy plug and play outdoor certified UWB tracking kits which have ~10cm accuracy and update faster than 100ms
https://www.uwbleader.com/real-time-location-system/rtls-in-building-site/