CHICAGO -- I reported a story today recounting how for the first time the focus at WiMax World was on devices and applications rather than justbuilding the networks.

Even though networks won't be up and running until late this year or early next, the devices are set to launch at about the same time.

The early emphasis will be on PC cards, which can easily be plugged into a laptop for WiMax connectivity. However, there's an emerging category of devices that are smaller than laptops, but larger mobile phones.

Check out a conversation I had with Chris Staley, Nokia's vice president of sales and customer and market operations. He did a good job explaining where the category is going: