copy cd
    calculate discid and check for pre-existing rip
rip cd for archiving
    => cd2flac
embed metadata in cd album rip
    embed MusicBrainz RDF? or other format? YAML/JSON?
rip cd for listening to individual tracks

burn a copy from a pre-existing rip
    => burnflac
extract specific tracks from pre-existing rip for mixing
    => flactrack
extract an album to mp3/ogg/flac tracks for listening; tag extracted files with metadata
    => flactrack

format and print tracklists
    copies of archived rips
    mixes

re-encode a mix as an archived flac for quick burning later
