Writing for Power Builder Developer’s Journal, Coach Wei has an excellent article on how XML can play a key role in beefing up client applications in J2EE environments.
This question of client functionality continues to be key. Content applications, especially, often demand rich feature sets for client interfaces. The question is how to bring enough functionality out to the client without significant investment in cost and resources. As organizations bring more business process out to the browser–for larger and larger audiences–this question continues to pose practical challenges.