1. A method comprising: receiving a plurality of tags corresponding to playback behavior of a respective plurality of users to a segment of content, wherein each of the plurality of tags indicates one of a first interest value of the segment of content or a second interest value of the segment of content in view of the playback behavior; determining a duration of the segment of content in view of the playback behavior of the respective plurality of users to the segment of content and a social network associated with the respective plurality of users, wherein the duration of the segment of content is different for different users of the respective plurality of users associated with the social network; and assigning, by a processor, an interest level to the segment of content in view of the duration of the segment and an aggregation of the plurality of tags corresponding to the playback behavior of the respective plurality of users.