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"There's a wonderful old programmers joke I've told for years: 'You've got a problem, and you've decided to use regular expressions to solve it. Ok, now you've ... ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hanselman.com/blog/CommentView.aspx?guid=74c5b8fb-e2d9-4f81-a1b7-56bff19be78f>