2005. Work continued to be used by other small 
        projects (e.g. Oink), but Oink is apparently dead now too.  Clang has a
        vibrant community including developers that
        are paid to work on it full time.  In practice this means that you can
        file bugs against Clang and they will often be fixed for you.  If you
        use Elsa, you are (mostly) on your own for bug fixes and feature
        enhancements.</li>
    <li>Elsa is not built as a stack of reusable libraries like clan