http://tags.library.upenn.edu/tag/lists+personlization PennTags Feed http://tags.library.upenn.edu/makerecord/url/2189 http://tags.library.upenn.edu/makerecord/url/2189 IMDB -- but customizable. good idea. Users make lists of movies and then comment on each others lists. A nice feature is called &quot;affinity&quot; which I think we might like to do with Penntags at some point. Affinities is basically like &quot;people who like this also like&quot; but is more -- this person has a lot in common with these people.<br />