I believe you have notice vs 2010 beta 2 is available for download http://www.microsoft.com/australia/visualstudio/default.mspx.
There is a great set of training resources for Visual Studio 2010 & Fx 4 Beta 2 in the form of the Visual Studio 2010 and .NET Framework 4 Training Kit and check out http://channel9.msdn.com/learn/ for more great learning materials.
You’ll find material covering
1. What’s new for Common Language Runtime
2. ASP.NET 4
4. Windows Workflow
5. Windows Communication Foundation
7. Data Access
8. Parallel Computing
9. Extensibility Framework
10. Application Lifecycle Management
so check it out and get up to speed fast with the Visual Studio 2010 and Fx 4 Beta 2!!