In order of increasing sophistication of argument:
- Your phone sends your broad location to your provider constantly, and your precise location (when enabled) to tons of applications. If you are worried about LEO having your location, 911 services is not the first battleground I would choose.
- There could be a legal argument, I assume, that calling 911 acts as consent of the precise tracking of location for the purposes of emergency response, while blanket collection without a warrant would be a violation of civil liberties.
- Your phone sends your broad location to your provider constantly, and your precise location (when enabled) to tons of applications. If you are worried about LEO having your location, 911 services is not the first battleground I would choose.
- There could be a legal argument, I assume, that calling 911 acts as consent of the precise tracking of location for the purposes of emergency response, while blanket collection without a warrant would be a violation of civil liberties.