Backscatter x-ray scanners found in airports have also been sold to US and other governments.
So what’s in your car?
Mike Masnick points out, “A decade ago, the Supreme Court ruled that using thermal imaging to scan someone’s house (say, for potential marijuana growing) was a search, and thus subject to the 4th Amendment requirement for a warrant.”
Surveillance is booming. It’s a tricky issue we’ll take years to manage, first by discovering if we’re thinking about the society we want and if we have the power to get there.