A method and apparatus for managing digitally-stored media files. The method involves maintaining a decay function, and then periodically applying the decay function to at least a portion of the digitally-stored media files. The apparatus includes computer-readable media, and program code stored on the...http://www.google.de/patents/US20040015524?utm_source=gb-gplus-sharePatent US20040015524 - Method and apparatus for managing digitally-stored media files
