Looks like MDT 2008 has finally hit the web. In case you're not sure what this is, it's basically the next version of Business Desktop Deployment (BDD) 2007. What's new is that this release includes updates to support Windows Vista SP1 and Windows Server 2008. A brief cut and paste from the announcement is below along with an official download link:
We are pleased to announce that This is an update to Microsoft Deployment, released in November 2007.
MDT 2008 extends existing functionality to deploy Windows Vista® SP1 and Windows Server® 2008 for both Lite Touch and Zero Touch deployments using Systems Management Server 2003 and Microsoft System Center Configuration Manager 2007. This release of MDT supports Windows AIK 1.1 and configuration of Active Directory® directory service, DNS, and DHCP server roles. To learn more and to download, see http://www.microsoft.com/downloads/details.aspx?familyid=3bd8561f-77ac-4400-a0c1-fe871c461a89&displaylang=en&tm?SA_MI=SRV-MDT-NWLR-SATNWLTR-03062008.
J.C. Hornbeck | Manageability Knowledge Engineer