Additional downloads to try out the demo code:

Download the Visual Studio 11 Developer Preview: http://msdn.microsoft.com/en-US/vstudio/hh127353

Or get the Async CTP for 4.0 and Visual Studio 2010: http://msdn.microsoft.com/en-us/vstudio/async.aspx

Windows 8 Developer Preview for all WinRT/Metro samples: http://msdn.microsoft.com/en-us/windows/apps/br229516

Easy Async with .NET 4.5: Slides

Code: .NET 4.5 Code (requires VS11 Preview) | Same Code for .NET 4 CTP

Windows 8 Metro Code (requires VS 11 on Windows 8 to build)

The Future of XAML: Slides

Code: Sample Metro App (requires VS 11 on Windows 8 to build) | Sample Silverlight 5 App (shows some things that either don’t work or change in Metro)