======================== unified (from filesystem) ========================
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                                        'duration'  '207'
                                          'artist'  'Mad Professor'
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                                           'title'  'Liberation Nation'
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                            'musicbrainz_artistid'  ''
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                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
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                                             'bpm'  '101.513'
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                                        'acoustid'  ''
rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Liberation Nation'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Mad Professor'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['reggae', 'dub', 'electronic', 'downtempo', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
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'TXXX:replaygain_track_peak'                        '0.537487'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='www.ariwa.com')

========================== row from database ==========================
                                              'id'  1379098
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Mad professor/Mad Professor - The Next Revolution Will Be Dubwise - 10 - Liberation Nation.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  207
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  5310542
                                           'mtime'  1620521817
                                   'redo_metaread'  0
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                                      'tag_artist'  Mad Professor
                                     'tag_release'  The Next Revolution Will Be Dubwise
                                       'tag_title'  Liberation Nation
                                             'bpm'  101.513
                                    'search_title'  'liberation':1 'nation':2
                                   'search_artist'  'mad':1 'professor':2
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                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'electronic', 'downtempo', 'chillout']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521817.2279258  (2021-05-09 02:56:57)
                             'size'  5310542