Abstract: A method and apparatus for updating user profiles of interest by identifying sets of user profiles according to common interests and notifying other user profiles of a set when one common interest profile has an update to the common interest.

Abstract: A method of generating personalized television programming content. The method involves developing a user profile and employing a filtering process to isolate relevant content to be presented. The filtering process involves the removal of content that does not fit the customization profiles of any of the system users usage patterns. The method further involves marking content suitable for a particular user and presenting the marked content to the user.

Abstract: A system and method for enabling distribution and brokering of content information are described. A request to download data is transmitted to a server. Information on multiple content providers storing data obtained from the server is received. Finally, identification information for one content provider, which allowed the download of data, is transmitted to the server along with payment for the download of data.

Abstract: Interactive decision-making scenarios in an audio/video broadcast are described. A profile of a user and content information associated with a selected content file are retrieved in response to a selection input command from the user, the selection input command selecting the content file for transmission to the user. A play sequence of the content file is further selected based on the user profile and the content information. Finally, the selected play sequence is presented to the user.