[dotandgtfo]

Could it be this Norwegian one from NRK?

https://nrkbeta.no/2020/12/03/my-phone-was-spying-on-me-so-i...

The original in Norwegian https://www.nrk.no/norge/xl/avslort-av-mobilen-1.14911685 has some nice visualizations.

[TheBozzCL]

I think this could be it, thanks!