Lets not forget that all your personal movements are also recorded by your cell location. The US government has access to all this through various "you scratch my back I'll scratch yours" agreements with the corporate data holders.
One must assume that the various "fusion centers" are pulling in all this data and connecting all the dots. Unless you are walking, with a face mask, and without your cell phone you have to assume they know were you are.
They can just buy location data from data brokers, same as everyone else.
> US government has access to all this through various "you scratch my back I'll scratch yours" agreements with the corporate data holders
These claims really need to be more specific to be believable and actionable. Particularly given the law has been changed in reaction to prior fuckery.