[parasense]

I think the key word was "intrinsically".

It's like public photography, it's intrinsically legal, except when it's a Flock camera and then it's suddenly an invasion of privacy.

[nativeit]

A Flock camera isn’t an invasion of privacy. Fleets of hundreds or thousands of Flock cameras feeding into a massive dataset is definitely an invasion of privacy, and hardly sudden.

[tadfisher]

More precisely: pinpointing you at a given place and time does not need a warrant. Collecting many such pinpoints, allowing authorities to reconstruct your exact movements at some point in the future (without needing to flag you or issue a BOLO or whatever), does.