It’s a scene many of us are familiar with.
Driving down the road, a car comes right up behind you, getting uncomfortably close.
‘Why are they up my arse?’ you mutter to yourself angrily. ‘Just overtake me, idiot.’
Or when you try to overtake another car on the motorway, you’re scuppered by someone pootling along at 60mph in the middle lane.
‘What are you doing?’ you rage. ‘Just move over!’
With millions of cars travelling on UK roads every day,
