Agreed, theres been many a time a tin-top has deserved a full 10 second blast of 'satanic decibel hatred' from me . . . only to find that instead i've given them a full 6 seconds of left indicator followed by a 4 burst of headlight.
afetr that i'm so embarressed at my stupidity i have usually forgotten about the 'moment' and skulked on by with my head down.
BTW lancashire/ Manc drivers take the biscuit for the nations worst (Bolton in particular)
It's just down to muscle memory. It's in the same places as the cancel switch, just on the other side. You tend to find all the buttons that you don't use often are hard to find.
They are a piece of piss to master, unless you're a complete retard.

