A new webcast that describes the eXtensible Catalog (XC) software is now available!
http://www.screencast.com/users/eXensibleCatalog
This presentation includes video, audio and animated slides describing all of the components of XC software, features, and architecture. In addition, recent screen shots of the XC Metadata Services Toolkit user interface are provided.
The webcast is a continuous presentation broken up into six parts for ease of viewing. The total length is 70 minutes and each of the five XC applications is described in detail. The links to each segment are annotated with a brief text description of the contents.