Tiny Constables in the Mosaic: Modernizing Oversight of Surveillance in the Age of Big Data

I think the good news is that, with properly deployed and used
technology, there can be a much better ability than in the past to
actually track everything the government’s doing with data: what
they’re pulling together, what they’re connecting, what they’re
distributing, and to better be able to understand where the line
might be crossed requiring a warrant or other Fourth Amendment

Read more at Rutgers Law Review