The next installment of AX screencasts is now available on Channel9. It is a 38 minute video on Application Fundamentals in Dynamics AX 4.0.

Here is the link:

http://channel9.msdn.com/ShowPost.aspx?PostID=284365

I've attached the PowerPoint slide deck to this post. The deck contains a transcript of the talk in the slide notes. If you prefer reading to my voice, I won't blame you, and this is where you should go.