1. A method of enhancing multimedia data ( 24 ) contained on an information carrier ( 23 ), said information carrier also containing additional data ( 25 ), said method comprising the following steps performed from the information carrier ( 23 ): reading a user file ( 22 ) containing user data defining user's previous actions, in a storage unit ( 21 ) of a recording and/or reproducing device ( 20 ), providing the additional data ( 25 ) as a function of the user data, and updating the user data to reflect the user's latest action.