...

• If a component defined some customization of JCas for some types, and we implement this via hooks, the hooks could be inserted/withdrawn at the boundaries.  This is similar to switching JCas implementations at PEAR boundaries, but applies outside of PEARS and on finer grain size (e.g., just one component).
• A component uses some adapter(s) for type system differences, within the component boundaries

Additional capabilities

Integration with popular component reuse systems (e.g., Maven)

...