13. The method of claim 10 , wherein (i) the one or more additional queries submitted by the one or more additional users and (ii) the responses corresponding thereto are selected based on information pertaining to the user's state of knowledge related to the video content.
13. The method of claim 10 , wherein (i) the one or more additional queries submitted by the one or more additional users and (ii) the responses corresponding thereto are selected based on information pertaining to the user's state of knowledge related to the video content. 14. The method of claim 13 , wherein the information pertaining to the user's state of knowledge is determined via a profile of the user.