yup imvho - here it is...

''13. A digital media storage system for securely storing and performing digital media files, the system comprising: a multimedia device having a digital storage medium, wherein the digital storage medium is configured to store one or more digital media files according to a predetermined storage format; a digital storage security module operatively coupled to the digital storage medium and configured to secure data prior to the data being stored on the digital storage medium, the data comprising the one or more digital media files and format information from the predetermined storage format, the digital storage security module further configured to leave hardware commands unsecured; a media processor operatively coupled to the digital storage security module and configured to unsecure the one or more digital media files and convert the one or more digital media files to a format which can be performed; an authentication port in communication with the media processor and configured to enable a connection between a computer or an Internet server and the media processor, wherein authentication of the multimedia device is verified by the media processor to allow access to the one or more digital media files stored on the digital storage medium; and a real time clock operatively connected to the media processor and configured to enable the media processor to disable access to specific digital media files after the specific digital media files has been stored in the digital storage medium for a predetermined amount of time''

This may just be per file format - but goes deep

emit...