Little did I realise in August 2007, when I began to download my knowledge and ideas about CCs onto computer, that I would still be here a year later revising, refining and rewriting.

The Good News (I hope!): the end is now in sight.

I completed a first draft that was circulated in December 2007. After very useful feedback from about 12 people I went back to the drawing board and started to rewrite.

The structure is now much clearer: