From the Big Brother department.

["Trei, Peter" <ptrei@rsasecurity.com>]

Those wacky Brits...

This scheme combines a GPS location system with
a digitized map to prevent cars from ever exceeding
the posted limit.

Peter Trei
-----------------------------

http://newsvote.bbc.co.uk/hi/english/uk/newsid_590000/590336.stm

'Spy in the sky' targets
speeders 


Zero option: A vehicle's speed is cut
automatically

An electronic speed regulator which
uses satellite signals to stop cars
breaking limits could soon become
compulsory in British vehicles 

Deputy Prime Minister John Prescott
is considering research into new
technological advances as part of a
package of measures which could see
the controversial devices fitted to all
cars within the next few years.

[...]