Being a Godparent - an alternative to having kids of your own

Here is an article that appeared in today's Guardian:
http://www.guardian.co.uk/lifeandstyle/2009/apr/04/david-waters-godfather

In the article, the man in question talked about how he had orginally wanted kids of his own but it never happened. He is extremely positve about being a goparent and the chance it gives him to be involved in the lives of children as they grow up.