The team has been driving hard to get this to you. I would definetly download it and start playing with it. We (Enterprise Library) are going to be using the cool DI code in our project (yes everything you learned for the August CTP is useless now ). Take a look at the Object Builder code from Brad and Peter.
Read both Brad’s and Peter’s blog for great info.
Get the life changer at http://codegallery.gotdotnet.com/cab.