Microsoft made available to select testers on June 5 the near-final Release Candidate (RC) 0 of SQL Server 2008.
As of Friday, Microsoft had released the latest test build of its database to TechNet Plus and Microsoft Developer Network(MSDN) subscribers only. The new build wasn’t on the private Connect test site. (Not sure if availability has changed since then.)
Full Article – http://blogs.zdnet.com/microsoft/?p=1434