Short summary from security expert Bruce Schneier: Another Way Police Are Locating People from Their Smartphones - Schneier on Security
Original reporting: https://www.bloomberg.com/features/2026-police-phone-tracking-advertising-tech/
… in case any doubt remains about the dangers of using commercial/non-FOSS apps or operating systems. (Or questionable hardware.)
Paywalled but OK the point is well made within the portion of the article that it let me read: Running these sorts of crapps is a privacy nightmare.
Edit for clarity: I am talking about the second link, the Bloomberg link.
And not just a privacy nightmare but a constitutional nightmare, where clear constitutional protections are able to be bypassed, seemingly without the SCOTUS stepping in.
Is it? I can read the entire article. Maybe my browser extensions and/or settings get me around the paywall. 
Bloomberg article accessible for me too with javascript disabled.
Yes, no doubt it is using Javascript to implement its fancy restriction of only allowing the first part of the article to be scrolled through.
In fact, I used wget to download the whole article, just for completeness. No stinking Javascript there. 
They could perhaps put a crypto hash challenge in Javascript on the page. Then it won’t work with and it won’t work without - unless you are more advanced than I am / persevere more than I can be bothered / actually subscribe.
Went on a package tour in GB and Ireland a few weeks back. Tour guide was explaining how cameras are everywhere. Including the camera on the tour bus that checks if you’re wearing your mandatory seatbelt. So it it difficult for for criminals to avoid getting caught.
Twenty minutes later …
Later in a history speech the tour guide was explaining that Bonnie Prince Charlie escaped to France.
“Especially with all those cameras.” I quipped.
We all are surrounded by humans or machines with scanning devices. So we are exposed every time we are not alone offline and between seconds some starlink satellite cross. In between we interact to smart home or wifi networks. However it is good to know and play along and learn from each other interaction.
In Good like in Bad times.Be nice to each other and keep math and technology forward.