Sat's all folks

Satellite Navigation allows the driver to get lost with authority. From the comfort of your own dashboard you can plan your journey, there and back again. In addition the Sat Nav system can alert you to the presence of the nearest short cut, car wash or Little Chef.

There is however an equal chance it will take you to visit sewage works, abattoirs and dens of iniquity, but then maybe that's what you're into.

Where does it end? The more you rely on it, the more you find yourself following it blindly. Speeding by primary schools and through built up areas, reversing down the motorway or running along a railway track.

And then you're hearing that voice everywhere and everywhen, even outside of the car and you are automatically doing what you're told and before too long you are stood in the middle of a quarry with your trousers around your ankles with battery leads clamped to your nipples and a mouthful of half eaten biros. And somewhere in the mess you've become, you're convinced it was your idea...