Aspects include receiving past performance data. Aspects also include collecting a set of observations about a live event. Aspects also include generating a stoppage time prediction based on the past performance data and the set of observations about the live event. Aspects also include generating an optimized content sequence based on the stoppage time prediction and a respective duration of each of a plurality of preexisting media files. The optimized content sequence includes a sequence of one or more media files of the plurality of preexisting media files.