Have you seen the Videos page on sharepoint.microsoft.com?   There are dozens of videos about SharePoint ranging from Composite applications thru Large Scale Deployment scenarios.   If you have a few spare hours it is definitely worth a visit…

Here is a sample of the videos.

Internet Digital Marketing with SharePoint 2010

Digital Marketers today need to launch an increasing amount of websites quickly and easily.  SharePoint 2010 shows marketers how to be competitive and build their business through digital marketing.

Check out more videos on http://sharepoint.microsoft.com/en-us/Pages/Videos.aspx.