Inductive User Interface (IUI)

Since 2001, when the IUI guidelines were published there were a lot of comments about how useful is IUI.

A good summary about comments on IUI is on .Net Undocumented 

In Microsoft Money, Win XP and Longhorn you can find real samples of IUI. If you wanna see how to build an IUI using windows forms take a look on these sample:

IUIs and Web-Style Navigation in Windows Forms, Part 1

IUIs and Web-Style Navigation in Windows Forms, Part 2