Cell phone connections are probably correlated to the imei of the sim card, and nat only hides internal devices but still gets an ip as a collective?
Discussion
Oh, I meant desktops and home connections.
I'd hasitate to use phone for anything requiring privacy unless it's a pocket cash.
Imei (or a fingerprint) afaik are better way to identify you then ip. but with virtual providers and esims it's probably much harder for analitics.
still plausible