You can : aggregate several rss to one, make an rss out of emails, make pdfs out of rss, send rss to mail, turn your pop account into an rss feed, make a podcast of rss with voice reading and so on.
WebCite® is an archiving system for webreferences (cited webpages and websites), which can be used by authors, editors, and publishers of scholarly papers and books, to ensure that cited webmaterial will remain available to readers in the future. Authors