The random looking coloured blocks on the X&Y Cover are a really a form of telegraph code. The code, called the Baudot code, was used on telegraph machines before being replaced by Morse code. The blocks on the front cover read X&Y, while the back contains...
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When you look at the back of the CD it only lists 12 songs however when you play the cd then keep it running at the end for about a minute a new song comes on...this is called Kingdom Comes...you can view this more simply by putting the Cd on a computer!