The new cameras have been developed by PIPS Technology Ltd, an American-owned business with a base in Hampshire.
In the company's evidence to the House of Commons Transport Committee, it boasted of 'number plate capture in all weather conditions, 24 hours a day' as well as pointing out the system's low cost and ease of installation.
Not everything over there is fully functional yet, and the internal links still point to this blog, and will for the indefinite future.
So all the old material will be left here for archival purposes, with comments turned off.
Combining number plate recognition technology with global positioning satellites, they can be set up in a network to monitor tens of thousands of cars over huge areas for the smallest breach.