======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '305'
                                          'artist'  'Ali Farka Touri & Toumani Diabati'
                                     'text_people'  ''
                                         'release'  'In The Heart of the Moon'
                                           'title'  'Mamadou Boutiquier'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-africa-mali'
                                             'bpm'  '96.946'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'In The Heart of the Moon'
'TBPM' (BPM (beats per minute))                     '96.946'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-mali'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Mamadou Boutiquier'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ali Farka Touri & Toumani Diabati'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.48 dB'
'TXXX:replaygain_track_peak'                        '0.537520'

========================== row from database ==========================
                                              'id'  1397462
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/Ali Farka Toure/2005 - in the heart of the moon/03 - ali farka touré & toumani diabaté - mamadou boutiquier.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  305
                                           'genre'  loc-africa-mali
                                        'filesize'  9771564
                                           'mtime'  1621629067
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa Toure 2005 in heart moon 03 ali farka touré toumani diabaté mamadou boutiquier loc africa mali
                                      'tag_artist'  Ali Farka Touri & Toumani Diabati
                                     'tag_release'  In The Heart of the Moon
                                       'tag_title'  Mamadou Boutiquier
                                             'bpm'  96.946
                                    'search_title'  'boutiquier':2 'mamadou':1
                                   'search_artist'  'ali':1 'diabati':5 'farka':2 'toumani':4 'touri':3
                                  'search_release'  'heart':3 'in':1 'moon':5 'of':4 'the':2
                                     'search_rest'  '00africa':1 '2005':3 'africa':16 'ali':7 'boutiquier':14 'diabate':11,12 'farka':8 'heart':5 'in':4 'loc':15 'mali':17 'mamadou':13 'moon':6 'toumani':10 'toure':2,9
                                    'search_combo'  '00africa':13 '2005':15 'africa':28 'ali':3B,19 'boutiquier':2A,26 'diabate':23,24 'diabati':7B 'farka':4B,20 'heart':10C,17 'in':8C,16 'loc':27 'mali':29 'mamadou':1A,25 'moon':12C,18 'of':11C 'the':9C 'toumani':6B,22 'toure':14,21 'touri':5B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629067.3089874  (2021-05-21 22:31:07)
                             'size'  9771564