I see there's a new .NET Show up:
Latest Episode: Longhorn Overview

In this episode of the .NET Show, we provide a general overview of the larger technology "pillars" of Longhorn, introducing their concepts, as well as showing some of the coding techniques for gaining access to them. We start by discussing the overall architecture of Longhorn with Michael Wallent, Anil Nori and Darryn Dieken. Later, Don Box and Chris Anderson provide insight into the programming model of Longhorn.