Why Elaborate Models?
There are many scenarios in which we might choose to elaborate a model. The most conspicuous is filling in the implementation of a method generated from an incomplete model. All that can be generated for a method whose semantics aren't captured by the source model is a plain return statement or a “not implemented” exception. Patently, this has to be “elaborated” via the addition of some sensible code.
As another example, when we generate a user interface (UI) from the structure of a model, the generated UI may have to be elaborated to improve layout or improve the UI elements to be used (for example, radio buttons as opposed to a drop-down box), or to address fields that aren't required in a given context. In this case, ...
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