You have an expectation of privacy in location data that reveals your movements in the physical world, and even short-term surveillance of these movements is a search subject to the Fourth Amendment, the U.S. Supreme Court ruled today in Chatrie v. United States. The case involved geofence warrants...
Does this mean they have to shut down the flock cameras?
Nah, that’s public space and such. Flock will need specific legislation to defeat which is a problem when most congress critters are bought and paid for.
Only if the gov’t is using that data. Then that data is inadmissible in court and if used/abused can carry swift significant consequences. If private companies (aka gov’t funded public troff whores) continue to abuse it, unless met with pushback by civil lawsuits, the abuse will continue.