Quote: Originally Posted by silencery
actually, the diameter of a CD is exactly the diagonal length of a cassette tape. They arbitrarily picked that size for marketing reasons; consumers could see value in a disc which was better quality than a tape yet the same or smaller size.
There is always someone who knows everything! tut!
I suppose it makes sense using that as it does make it appear smaller. I like prefer jjh221's idea though. It explaines the area of no data int he middle of the disc as it is just abit smaller than the inner tube of the loo roll!