ASP.NET in .NET 3.5 Service Pack 1

ASP.NET in .NET 3.5 Service Pack 1 : The Official Microsoft ASP.NET Site

ASP.NET in the .NET Framework 3.5 Service Pack 1 release includes numerous bug fixes. In addition, it includes features for the following:
Enabling high-productivity data scenarios by using ASP.NET Dynamic Data.
Supporting the browser navigation in ASP.NET AJAX applications by using ASP.NET AJAX browser history.
Increasing the download speed for ASP.NET applications by using ASP.NET AJAX script combining.
Read on to find answers to the following questions:

What are the new features?
Where can I find these new features?
Where can I find the features that were in the ASP.NET 3.5 Extensions December 2007 CTP?
Where can I ask questions and discuss these features?
Where can I learn more?