======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '197'
                                          'artist'  'Variété japonaise'
                                     'text_people'  ''
                                         'release'  'Souvenir 8" EP'
                                           'title'  '3. Untitled'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '3'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '94.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000229 000002E0 00003563 000033E4 000210AC 000210AC 00005548 00008377 '
 '0002105E 0002F22F')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000070B 000000000084BB65 00000000 00603CBD 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Souvenir 8" EP'
'TBPM' (BPM (beats per minute))                     '94.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TENC' (Encoded by)                                 'iTunes v7.7.1'
'TIT2' (Title/songname/content description)         '3. Untitled'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Variété japonaise'
'TRCK' (Track number/Position in set)               '3/3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.11 dB'
'TXXX:replaygain_track_peak'                        '0.990533'

========================== row from database ==========================
                                              'id'  1363152
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Variété japonaise - Souvenir 8_ EP/03 3. Untitled.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  197
                                           'genre'  electronic-unsorted
                                        'filesize'  6315812
                                           'mtime'  1620586398
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 8_ 03 electronic unsorted
                                      'tag_artist'  Variété japonaise
                                     'tag_release'  Souvenir 8" EP
                                       'tag_title'  3. Untitled
                                             'bpm'  94.4
                                    'search_title'  '3':1,2 'untitled':3
                                   'search_artist'  'japonaise':3 'variete':1,2
                                  'search_release'  '8':2 'ep':3 'souvenir':1
                                     'search_rest'  '8':1 'electronic':2 'unsorted':3
                                    'search_combo'  '3':1A,2A '8':8C,10 'electronic':11 'ep':9C 'japonaise':6B 'souvenir':7C 'unsorted':12 'untitled':3A 'variete':4B,5B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586397.6588442  (2021-05-09 20:53:17)
                             'size'  6315812