======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '886'
                                          'artist'  'Fela Kuti'
                                     'text_people'  ''
                                         'release'  'Zombie'
                                           'title'  'Mistake [Live At The Berlin Jazz Festival - 1978]'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dommages collateraux', 'maria farantouri']"
                                     'discogstags'  "['funk / soul', 'afrobeat']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  '04'
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'loc-africa-nigeria'
                                             'bpm'  '124.621'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::\x00\x00\x00'                                '0362-1001-04'
'COMM:ID3v1 Comment:XXX'                            '0362-1001-04'
'TALB' (Album/Movie/Show title)                     'Zombie'
'TBPM' (BPM (beats per minute))                     '124.621'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-nigeria'
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'Mistake [Live At The Berlin Jazz Festival - 1978]'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fela Kuti'
'TPE2' (Band/orchestra/accompaniment)               'Fela Kuti'
'TRCK' (Track number/Position in set)               '04/04'
'TSO2'                                              'Kuti, Fela'
'TSOP' (Performer sort order)                       'Kuti, Fela'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['funk / soul', 'afrobeat']
'TXXX:lastfmtags'                                   ['dommages collateraux', 'maria farantouri']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.497391'

========================== row from database ==========================
                                              'id'  923337
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/Fela Kuti/1977 - Zombie/04 - Mistake [Live At The Berlin Jazz Festival - 1978].mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  886
                                           'genre'  loc-africa-nigeria
                                        'filesize'  14192640
                                           'mtime'  1621629083
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa 1977 04 loc africa nigeria
                                      'tag_artist'  Fela Kuti
                                     'tag_release'  Zombie
                                       'tag_title'  Mistake [Live At The Berlin Jazz Festival - 1978]
                                             'bpm'  124.621
                                    'search_title'  '1978':9,10 'at':4 'berlin':6 'festival':8 'jazz':7 'live':2,3 'mistake':1 'the':5
                                   'search_artist'  'fela':1 'kuti':2
                                  'search_release'  'zombie':1
                                     'search_rest'  '00africa':1 '1977':2 'africa':4 'loc':3 'nigeria':5
                                    'search_combo'  '00africa':14 '1977':15 '1978':9A,10A 'africa':17 'at':4A 'berlin':6A 'fela':11B 'festival':8A 'jazz':7A 'kuti':12B 'live':2A,3A 'loc':16 'mistake':1A 'nigeria':18 'the':5A 'zombie':13C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dommages collateraux', 'maria farantouri']
                                        'tag_date'  1977
                                     'discogstags'  ['funk / soul', 'afrobeat']

============================== file details ==============================
                                           'mtime'  1621629083.3806787  (2021-05-21 22:31:23)
                             'size'  14192640