It is. So is going apeshit on the horn.
It's effective in that it makes 'em crap their lycra.
I can imagine you doing this alright, frothing at the mouth with rage because some cyclist has cost you 3-4 seconds of valuable time you could have been posting with
If you think having a horn blown at you is terrifying, then I'd suggest you never really get involved in anything that involves even small levels of adrenaline
Oooh, touchy!
Pal, I live adrenaline.
Just stay in single file, and ye wallies and I shall have no problems.
