Rules for rss ranking:

1. By URL or site title
	<channel><link>##</link></channel>
	<channel><title>##</title></channel>
2. By Category:
	<item><category>##</category></item>
	<item><tag>##</tag></item>
3. By Writer:
	<item><dc:author>##</dc:author></item> (deals with Wordpress)
	<item><author>##</author></item>
4. By keyword in description:
	<item><description>##</description></item>
5. Sort by date?
	<item><pubdate>##</pubdate></item>