2.The second is face surveillance, which can be used in concert with surveillance-camera networks and databases to create records of all people's public movements, habits and associations, effectively creating a digital panopticon.
3.Instead, Mr Scalia saw the court's ruling as the first step towards DNA swabs after any arrest—rightful or wrongful—for whatever reason, the entry of everyone's DNA into a national database and the construction of a “genetic panopticon”.