Transcription: This really comes back to the issue we keep talking about of reusability, being able to create reusable pieces, and in this case, reusable XML code, whether that be code in a document type definition or content in an XML document where we have elements and attributes that identify and let us manipulate content directly. But a little word of warning about this. We don't want to get carried away about breaking up our entire XML documents and our document type definitions to where it gets really complicated. it.
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