US Patent 10114689 Dynamic playlist generation

A trigger involving a first media stream is detected, wherein the first media stream corresponds to a first playlist comprising a first sequence of references, the first sequence of references corresponds to respective segments of the first media stream, and the first playlist has an identifier usable to obtain a copy of the first playlist. In response to detection of the trigger, a second playlist that comprises a second sequence of references is determined, wherein the second sequence of references switches from a first reference corresponding to a segment of the first media stream to a second reference corresponding to a segment of the second media stream, the identifier is re-associated to the second playlist.