Microsoft has published a release candidate of WSUS 3.0. You can download it from Connect. You will have to register, even if you were a beta tester of WSUS 3.0. WSUS 3.0 features:
- Improved architecture possibilities.
- Delegation of reports.
- More reports.
- More granular automated approval rules.
- Use of an MMC 3.0 administration console instead of the web console.
Check out my whitepaper on WSUS 3.0 if you are interested in this product.