Merb solves this problem nicely. You can easily trace every request from Request to HTML easily, and understand the entire framework at any point by popping ope

Merb solves this problem nicely. You can easily trace every request from Request to HTML easily, and understand the entire framework at any point by popping open the component. Extremely clean, and obvious code. Rails is a bad example of a Ruby project. It'll get much much better once Merb core is merged in and replaces the existing Rails 2 internals.