http://tags.library.upenn.edu/tag/harvard+educause PennTags Feed http://tags.library.upenn.edu/makerecord/url/474 http://tags.library.upenn.edu/makerecord/url/474 <p>An H2O playlist is a shared list of readings and other content about a topic of intellectual interest.&nbsp; it is a simple yet powerful way to group and exchange useful links to information -- online and offline.</p><p>I saw a presentation at Educause about this and talked to these guys.&nbsp; It is an open source project in java/tomcat.&nbsp; Really very similar to TagIt, but it is presented in the context playlists.&nbsp; Also, cool idea of 'influence' rather than subjective ratings like in TagIt... <br /> </p>