Here's another screencast I've recorded which shows some of the Microsoft Office SharePoint Server search capabilities including how to search across content including the business data catalog and people.

 Microsoft%20Office%20SharePoint%20Server%20-%20Search
Microsoft Office SharePoint Server - Search

This recording is based on the Demo Showcase virtual images, a resource readily available to Microsoft Gold and Certified partners.  Total running time is under four minutes :)

Parkesy