======================== unified (from filesystem) ========================
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                                        'duration'  '293'
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '10'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'rock-gr-hard'
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rest: ''

======================== rawer (from filesystem) ========================

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'TPUB' (Publisher)                                  'Epic Associated'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'Rage Against the Machine'
'TSOP' (Performer sort order)                       'Rage Against the Machine'
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========================== row from database ==========================
                                              'id'  1302479
                                            'path'  /data/Music/Bulk/00dwimp/Rage Against the Machine/Rage Against The Machine/Rage Against The Machine - 06 - Know your enemy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  293
                                           'genre'  rock-gr-hard
                                        'filesize'  4703347
                                           'mtime'  1636902825
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp The The 06 your enemy rock gr hard
                                      'tag_artist'  Rage Against the Machine
                                     'tag_release'  Rage Against the Machine
                                       'tag_title'  Know Your Enemy
                                             'bpm'  111.394
                                    'search_title'  'enemy':3 'know':1 'your':2
                                   'search_artist'  'against':2 'machine':4 'rage':1 'the':3
                                  'search_release'  'against':2 'machine':4 'rage':1 'the':3
                                     'search_rest'  '00dwimp':1 'enemy':4 'gr':6 'hard':7 'rock':5 'the':2 'your':3
                                    'search_combo'  '00dwimp':12 'against':5B,9C 'enemy':3A,15 'gr':17 'hard':18 'know':1A 'machine':7B,11C 'rage':4B,8C 'rock':16 'the':6B,10C,13 'your':2A,14
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'metal', 'alternative', 'political', 'rock']
                                        'tag_date'  1992
                                     'discogstags'  ['funk metal', 'rock']

============================== file details ==============================
                                           'mtime'  1636902824.8401275  (2021-11-14 16:13:44)
                             'size'  4703347