1. A method of identifying high or low value content based on feedback from a plurality of users in a social network and linking that high or low value content to external, related information, said method comprising: receiving playback data submitted by users of a social network service that indicates playback behavior of the users; determining correlations among the playback data submitted by the users; determining segments in the content based on the correlations in the collected playback data; providing data that indicates the segments of the content to the users; receiving information submitted by the users that indicates a location that provides related information about the segment that is external to the segment; and providing data that indicates the location of the related, external information and the segment.