Great event at a new location! I hope everyone enjoyed it.

A Survey of Multi-threading in .NET 4.5: Slides | Code

Future-proofing your XAML Applications with Portable Libraries: Slides | Code

Portable Libraries Hands-On-Lab: http://tinyurl.com/plibhol
Reactive Extensions: http://msdn.microsoft.com/en-us/data/gg577609
TPL Dataflow: http://msdn.microsoft.com/en-us/devlabs/gg585582
Async Targeting Pack: http://www.microsoft.com/en-us/download/details.aspx?id=29576