Now if I was a motorist this would worry me but since the motorists
who plague this transport newsgroup don't like any campaigners,
including civil rights, they will just have to put up with it won't
they.

"The police are to expand a car surveillance operation that will allow
them to record and store details of millions of daily journeys for up
to five years, the Guardian has learned.

A national network of roadside cameras will be able to "read" 50m
licence plates a day, enabling officers to reconstruct the journeys of
motorists.

Police have been encouraged to "fully and strategically exploit" the
database, which is already recording the whereabouts of 10 million
drivers a day, during investigations ranging from counter-terrorism to
low-level crime.

But it has raised concerns from civil rights campaigners, who question
whether the details should be kept for so long, and want clearer
guidance on who might have access to the material..."

More:

http://www.guardian.co.uk/uk/2008/sep/15/civilliberties.police