https://twitter.com/CarolYujiaYin/status/1239583581325778944 (deffo not propaganda /s)
https://www.nytimes.com/2020/03/01/business/china-coronaviru...
The other thing is that other countries like Iran and Israel are just pulling the data directly from Google Location Services or from telcom location data. I assume the US will probably follow at some point, since that data can be accessed without a warrant since it's third-party-controlled data.
I'd happily be tracked 24/7, and I'm sure so would many many others, if it meant reducing the spread and getting back to some sense of normalcy a bit quicker.