Silverlight 2.0 Beta 1 (formerly known as 1.1) is now available.
http://silverlight.net/GetStarted/ (bottom of the page).
See the features matrix for overview of new features.
You can also get there:
- Silverlight Tools Beta 1 for Visual Studio 2008
- Silverlight 2 Beta 1 SDK
- Expression Blend 2.5 Preview
There is a Go-Live license for Silverlight 2 Beta 1
Sillvelight will be available on Windows Mobile and Nokia devices (S60/S40/Mobile Internet Tablet) – no availability given.
Silverlight uses a sub-set of WPF/XAML so you can easily create a full WPF desktop app from the same assets/code.