17. The computer program product of claim 15 , where the computer readable program code when executed on the computer further causes the computer to: extract auxiliary data from the representation; and reproduce at least part of the auxiliary data in synchronism with the regenerated audio data.
17. The computer program product of claim 15 , where the computer readable program code when executed on the computer further causes the computer to: extract auxiliary data from the representation; and reproduce at least part of the auxiliary data in synchronism with the regenerated audio data. 18. The computer program product of claim 17 , where the auxiliary data is media data.