"These feeds are scraped from other sources for which no other feed appears to be available. All feeds here are non- authorative, and may or may not be authorized by the original site. Any errors encountered with these feeds should be report to the RSS Engine editor, and not the original site administrator(s). If any of these sites begin to produce their own authorative feeds, these scraped feeds will be discontinued. Sources are chosen based on update frequency and basic content, without regard to suitability for any given audience."
Another reason to peek at your referrer logs... [submitted by Dog News: weird, inspiring dog tales]