RVW format in RSS

This is really what I'm aiming for - I seem to have invented a new kind of RSS as well :)
[Valid RSS]

<?xml version="1.0"?>
<rdf:RDF xmlns="http://purl.org/rss/1.0/"
	xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:ent="http://purl.org/NET/ENT/1.0/"
	xmlns:foaf="http://xmlns.com/foaf/0.1/"
	xmlns:rvw="http://purl.org/NET/RVW/0.1/">
	<channel rdf:about="http://www.pmbrowser.info/hublog">
		<title>HubLog</title>
		<link>http://www.pmbrowser.info/hublog</link>
		<description>Alf's reviews feed</description>
	
	<item rdf:about="http://www.pmbrowser.info/hublog/archives/1234.htm">
		<title>The review headline goes here</title>
		<link>http://www.pmbrowser.info/hublog/archives/1234.htm</link>
		<description>The body of the review goes here.</description>
		<dc:date>2003-05-08</dc:date>
		<dc:contributor>
			<foaf:person>
				<foaf:name>alf eaton</foaf:name>
				<foaf:mbox_sha1sum>4057e48e7bf04a1bead63f9c6d18b4245a52db03</foaf:mbox_sha1sum>
			</foaf:person>
		</dc:contributor>
		<rvw:item rdf:about="http://www.amazon.com/exec/obidos/ASIN/0156027321/">
			<dc:identifier>ASIN:0156027321</dc:identifier>
			<dc:type>Text</dc:type>
			<dc:title>Life of Pi</dc:title>
			<dc:creator>Yann Martel</dc:creator>
			<dc:publisher>Harvest Books</dc:publisher>
			<dc:date>2003-05</dc:date>
			<ent:cloud ent:href="http://www.pmbrowser.info/rvw/types.htm">
				<ent:topic ent:href="http://www.pmbrowser.info/rvw/types.htm#book">Book</ent:topic>  
			</ent:cloud>
			<rvw:rating>
				<rvw:minimum>0</rvw:minimum>
				<rvw:maximum>10</rvw:maximum>
				<rvw:value>7</rvw:value>
			</rvw:rating>
		</rvw:item>
	</item>
	</channel>
</rdf:RDF>