i've been guilty of doing that a time or two.
if you are going to flip off a guy in a truck in that part of the world, i would remember the ending of the movie "easy rider"
Lots of guns around.
As to a carbon dump, one of my major peaves is some guy with the "thump thump" boom box in a car at a traffic light.
it's good when you get your diesel exhause right up opposite that open window, and do a "carbon dump".
Makes me giggle for miles.
