This article explains the Perspective Grid Tool in Illustrator and how to use it. There are examples of real-world applications for this tool.

2] Select the Rectangular grid tool. Now that the document is created, it is now time to create the table. To create the table the Rectangular grid tool will be used.

Certainly color icons wouldn’t have hurt (ala Office) but these new icons at least go with the feeling of the Aqua interface. The real improvements with Illustrator are in functionality however.