Yeah so I am a few days behind.. I am starting a new job so sue me.  (Lawyers Disclaimer:  Authors notes in the previous sentance are not to be construde as an invitation for a legal law suit.  The said author was merely using a colloquialism.)

The new library will also contain a Configuration Editor that bakes into Visual Studio and a Validation Application block with a bunch of pre-made validators.  This is a really cool Application Block because it centralizes the validation of data going into and out of your business objects.

Check it out here: http://www.codeplex.com/entlib