12. The computer program product of claim 11 , wherein the retrieval of content is limited to the content that has been recently posted within a predetermined amount of time.
11. The computer program product of claim 8 , wherein the computer readable program when executed on the computer causes the computer further to: retrieve a user relationship map for the user; determine other users that are more than one hop away from the user in the user relationship map; retrieve content by the other users as the extended content; determine quality of the extended content; and combine more extended content than engaging content to the combined list of content if the quality of the extended content is high.