[xnyan]

I would assume they are referring to the to the widespread [1,2,3] use of data gathered from smartphones for getting epidemiological data. Every nation is doing it.

I would say it's not a great comparison, bad actors wiping their phone is not the same as gathering of bulk data to address a pandemic.

1) https://www.technologyreview.com/s/615329/coronavirus-south-...

2) https://www.forbes.com/sites/zakdoffman/2020/03/14/coronavir...

3) https://www.news-medical.net/news/20200330/United-States-tra...

[jacobush]

Sweden is not using smartphone or base station location data for tracking of Corona.

https://www.datainspektionen.se/nyheter/coronaviruset-och-di...