Silverlight 1.1 is now Silverlight 2.0
The Silverlight product team has decided to rename Silverlight 1.1 to Silverlight 2.0. Check out these two blogs to find out more detail on this.
http://weblogs.asp.net/scottgu/archive/2007/11/29/net-web-product-roadmap-asp-net-silverlight-iis7.aspx
http://blogs.msdn.com/tims/archive/2007/11/29/silverlight-1-1-is-now-silverlight-2-0.aspx
Also, Microsoft will be releasing a Beta of Silverlight 2.0 in Q1 of 2008. This Beta will support a Go-Live license that enables developers to begin building and deploying Silverlight 2.0 applications.
