The gang at Microsoft has been working on the new ASP.NET MVC -- Model-View-Controller -- framework for a while. In February they announced the MVC Framework v0.

Flexibility in large component based systems raise questions on how toorganize a project for easy development and maintenance while protectingyour data and reputation, especially from new developers ...

In a world with model binding, you don't often need to use the Request object's collections. But when model binding fails you those collections are often your easiest solution.