** RSS SPECS **

http://diveintomark.org/archives/2004/02/04/incompatible-rss

** ATOM SPECS **

http://diveintomark.org/archives/2003/12/19/atom-autodiscovery

http://diveintomark.org/rfc/draft-pilgrim-atom-autodiscovery-02.html

http://www.mnot.net/drafts/draft-nottingham-atom-format-02.html