I was exchanging 'obsessions' with a guy at work the other day. In the end he admitted he had CDO. "It's the same as OCD" he said '"only the letters are in the correct alphabetical order". That made me laugh,
In the motorcycle world, NSU stole one of Norton's top designers in the 1920s and proceeded to produce an overhead cam single banger that looked for all the world like a Norton – known west of the Channel as Norton Spares Used.