Law enforcement agencies across the US have increasingly relied on geofence warrants.
https://www.engadget.com/fbi-google-geofence-warrant-seattle-police-union-arson-173540099.html
If people learn anything from the Capitol insurrection, it should be do not bring a smartphone to an action that could result in your arrest.
2011 > th3core > LM
http://th3core.com/talk/water-coolerextra/terminator-scenario/msg7858/#msg7858
And I have followed that advice ever since.