A method and system for transmitting a continuous live performance to a media client via a data network for rendering to a user. The method comprises acquiring the continuous live performance as a live stream of digital data and, on receiving a request from the media client to transmit the live performance, repackaging said stream of digital data into a media format compatible with the media client commencing at a current point in said live stream of digital data and transmitting said repackaged digital data to said media client via the data network. The media format comprises a data file having a virtually endless length.