A Federal judge in St. Louis recently ruled that flashing headlights in an attempt to warn other drivers about speed traps is constitutionally protected speech.  I think this makes a lot of sense not only as protected speech but also because the ultimate intent of speed limits is for drivers to stay below a certain speed.  If Driver A flashes Driver B and as a result Driver B slows down and drives within the speed limit, the original intent of the law has been met.  To read the full article on Huffington Post, click here.  What do you all think?