ASP.NET 3.5 Service Pack 1, which was formerly called the ASP.NET 3.5 extensions, has been released. The NetFX update was available as part of the SQL Server 2008 download available on Friday. Now it is available as a separate download. There are quite a few enhancements in 3.5 including Dynamic Data, the Entity Framework, the AJAX History control, better Silverlight support and more! Be sure to download it today at http://www.asp.net/downloads/3.5-sp1/.