Get More on this here http://blogs.msdn.com/sharepoint/archive/2008/11/10/visual-studio-2010-tools-for-sharepoint-announced-at-teched-emea-developers-2008.aspx
Recently Microsoft Unvelled some Details about Next Version of Visual Studio & .net Framework 4.0 here is link to press release. http://www.microsoft.com/presspass/press/2008/sep08/09-29VS10PR.mspx
I found on couple of blog so though to share this information as well.... ASP.NET MVC ASP.NET Dynamic Data ASP.NET AJAX History ASP.NET Silverlight controls ADO.NET Data Services ADO.NET Entity Framework Download the training kit
Integrate Silverlight with SharePoint? Check out the brand new Silverlight Blueprint for SharePoint site: http://www.ssblueprints.net/sharepoint/ !
I've heard some developers arguing that SharePoint is a threat to their job security because it allows end-users to do things that previously only they had the "power" to do. Look at how easy it is to provision new sites from a top-level site...