Ways to Amuse Yourself Late at Night

This was posted days ago at Jo'Blog, and I'm still laughing.

(Don't get it? Here in SAfrica, speed traps are often manned by cameras, set off by means of wires across the road that measure speed. There's no greater feeling than travelling the speed limit and having some idiot hurtle past you, only to see him blinded by a flash of light from the camera a little way down the road. Sucker... :) )