32. The method according to claim 31 , wherein the amount of real-time conversational media session data required to conclude that the real-time conversational media session and the reference data item are similar or not is associated with at least one of the progressive similarity scores calculated for the real-time conversational media session.
31. The method according to claim 4 , wherein said calculating is an iterative process, and as part of each iteration thereof, a progressive similarity score is calculated for a different instant during the progress of the real-time conversational media session, and wherein said calculating is continued until said evaluating is conclusive regarding similarity or dissimilarity between the real-time conversational media session data and the reference data.