It should only be a small amount of time now until the final version of DVR 2 WMV will be released. Once released it will be in the Download Center at The Green Button (TGB).
For anyone who might not know, this application will allow you to take DVR-MS files (Recorded TV In MCE) and convert them to Windows Media Video (WMV). WMV allows you to keep great quality and much smaller files.
This Download Is Now Live!TGB Download Center