Angus Logan's Blog  RSS 2.0
Technical Product Manager for Live Services

Concurrently Speaking  RSS 2.0
A blog by Niklas Gustafsson on topics loosely related to concurrency and manycore

Isolation, Agents, and Message-passing in .NET  RSS 2.0

Parallel Programming with .NET  RSS 2.0

System Center Cross Platform and Interop  RSS 2.0
Team blog for System Center Cross Platform and Interoperability - Microsoft’s manageability solutions for UNIX and Linux platforms and interoperability with third-party management systems.

Wiz/dumb  RSS 2.0
Messaging development spouts and findings.