"Using a Jabber client together with the JabRSS service allows Web surfers to receive real-time news. It saves the Web surfers from having to periodically visit a news website to poll for changes."
David Weinberger: "Faceted classification assigns a set of parameters (facets) to the objects it’s classifying and then lets users sort them using the facets in any order... In short, faceted classification systems let you construct trees with the roots
"RSSJobs allows you to create and save searches for Monster, Dice, HotJobs, CareerBuilder and more in one location, then delivers the results to your favorite RSS Reader."