Hello,
This post is related to discussion on MSDN forums.
as promised, here are screenshots of WSS inside WS2K8 RC0
1. Select server roles. Note that WSS is at the bottom of Server roles list

2. Add required role services for WSS

3. WSS Configuration type

4. Installation results

5. WSS 3.0 on summary screen inside WS2k8 Server Manager

6. Details on WSS Server role

7. WSS Home Page
