I'm a geekette who enjoys playing with new technology for software developers. I work as a Developer Evangelist for Microsoft. My current focus is on machine learning and big data on Azure.
The .NET Framework 3.5 Service Pack 1 was released today. You can download it from http://www.microsoft.com/downloads/details.aspx?FamilyID=ab99342f-5d1a-413d-8319-81da479ab0d7.
As noted on the website, the .NET Framework 3.5 Service Pack 1 provides the following new features and improvements: