======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Voices of Forgotten Worlds: Traditional Music of Indigenous People'
                                           'title'  'Imîna Imîna'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-LOCALNESS-4', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '20'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '123.256'
                                             'key'  '8A'
                                        'acoustid'  'eea2ab53-f662-4339-bbe8-7b68dfd2e3fe'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Voices of Forgotten Worlds: Traditional Music of Indigenous People'
'TBPM' (BPM (beats per minute))                     '123.256'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996'
'TENC' (Encoded by)                                 'lism'
'TIT2' (Title/songname/content description)         'Imîna Imîna'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Ellipsis Arts...'
'TRCK' (Track number/Position in set)               '13/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       '[unknown]'
'TXXX:ASIN'                                         'B0000059T2'
'TXXX:Acoustid Id'                                  'eea2ab53-f662-4339-bbe8-7b68dfd2e3fe'
'TXXX:Artists'                                      '[unknown]'
'TXXX:BARCODE'                                      '052296325329'
'TXXX:CATALOGNUMBER'                                'CD3253'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'a63e0909-163b-48d9-9589-62e3de034448'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '125ec42a-7229-4250-afc5-e057484327fe'
'TXXX:MusicBrainz Release Group Id'                 'ae11fbcc-cf51-3d31-a16a-5be6c1f0ebc9'
'TXXX:MusicBrainz Release Track Id'                 '5d079163-7a32-3e39-ba8d-db8eea5c498a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.55 dB'
'TXXX:replaygain_track_peak'                        '0.650362'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3ac21b9e-aaa2-4484-b3f5-d60cf84d3d17')

========================== row from database ==========================
                                              'id'  389635
                                            'path'  /data/Music/Bulk/00localcharacter/Voices of Forgotten Worlds： Traditional Music of Indigenous People (Ellipses Arts, 1993) 2cd/1 [192k]/13 - Inuit - Imina Imina - Inuit Legend (Greenland).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  loc-unsorted
                                        'filesize'  5030962
                                           'mtime'  1621627265
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Worlds： (Ellipses Arts, 1993) 2cd 1 [192k] 13 Inuit Imina Imina Inuit Legend (Greenland) loc unsorted
                                      'tag_artist'  [unknown]
                                     'tag_release'  Voices of Forgotten Worlds: Traditional Music of Indigenous People
                                       'tag_title'  Imîna Imîna
                                             'bpm'  123.256
                                    'search_title'  'imina':1,2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'forgotten':3 'indigenous':8 'music':7 'of':2 'people':9 'traditional':6 'voices':1 'worlds':4,5
                                     'search_rest'  '1':11 '192k':12,13 '1993':8,9 '2cd':10 'arts':6,7 'ellipses':4,5 'greenland':17,18 'imina':15 'inuit':14 'legend':16 'loc':19 'unsorted':20 'worlds':1,2,3
                                    'search_combo'  '1':24 '192k':25,26 '1993':21,22 '2cd':23 'arts':19,20 'ellipses':17,18 'forgotten':7C 'greenland':30,31 'imina':1A,2A,28 'indigenous':12C 'inuit':27 'legend':29 'loc':32 'music':11C 'of':6C 'people':13C 'traditional':10C 'unknown':3B,4B 'unsorted':33 'voices':5C 'worlds':8C,9C,14,15,16
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627264.6077776  (2021-05-21 22:01:04)
                             'size'  5030962