Usenet solved the rss reader problem decades ago. Gnus takes all that experience and applies it to feed sorting/reading. Manual scoring, adaptive scoring, group scoring, topics, virtual groups. And for extra points, load up your favorite feeds in gmane.org and browse rss over nntp.
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[ 4.8 ms ] story [ 26.8 ms ] thread[1]: http://www.emacswiki.org/emacs/NewsTicker
(Loved this essay though, thanks for bringing it back!)
joe