<chapter id="devel-component"> <title>Evolution Components</title> <subtitle> Build your own species </subtitle> <para> Explain exactly what an Evolution Component is. </para> <sect1 id="devel-component-build"> <title>Building Evolution Components</title> <para> Explain how to build them-- what resources are available, what interfaces exposed. </para> </sect1> <sect1 id="devel-component-use"> <title>Using Additional Evolution Components</title> <para> Once you've got one--either you've built it or borrowed it-- you can use it. Here's how. </para> </sect1> </chapter>