06587127 is referenced by 722 patents.
A method of operation of a server (
) interacting with users (
) to provide personalized content to each of the users. Personalized content is sent to a first user by communicating first audio or other content associated with a broadcast to a first user location. Second content is selected and a first signal is communicated to the first user location dependent on the user profile. The second content can include second audio content selected in dependence upon the first user profile, in which case playback of the second audio content is synchronized with respect to playback of the first audio content.