Scott Hanselman did a talk on this and one could see the huge benifits. However they where not really ready to show us how to customize. Steve takes it to the next step and shows how to really make it work. He works through creating an scafolding for a JQGrid View. Lots of tricks on how to customize and make life easier.
These downloads are not resumable! What do I do now? I am getting disconnected every 15 mins.
@Mashrur: The downloads are resumable depending on your browser/download manager.