We're already all carrying a tracking device with us, willingly.
https://en.wikipedia.org/wiki/Stingray_use_in_United_States_...
The phones (GPS) and cell networks (towers) have your location anyway. The article -- and what the parent comment was talking about -- is social location sharing.
Although citizen tracking is a valid concern, turning on "Find my Friends" isn't going to make you any more vulnerable.
There's definitely a huge difference between actively sending your location to a third party all the time and passive, often illegal data collection by the cell towers that can be stopped whenever you need by switching off the modem.
At the very least, trust is hard to gain and easy to lose. Google has lost my trust, and assumptions of good faith have evaporated.
https://www.theguardian.com/technology/2023/sep/14/google-lo...