Abstract: System and method for processing a media program that comprises multiple tracks, each of the tracks including one or more media assets that are arranged relative to a reference timeline, including computing automation metadata for the media program; receiving a media recording corresponding to a track of the media program, the media recording including one or more replacement media assets to replace corresponding original media assets included on the corresponding track of the media program; generating, based on the automation metadata, playback sequence data that includes a list the original media assets that have not been replaced together with the one or more replacement media assets, the playback sequence data indicating a playback sequence order and playback timecodes that preserve a respective timing of the original and replacement media assets between the media program and a new version of the media program; and rendering, based on the playback synchronization data, the new version of the media program