======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '201'
                                          'artist'  'Vilhelm Kûitse'
                                     'text_people'  ''
                                         'release'  ('Inuit: Fifty-Five Historical Recordings: Traditional Music From Greenland '
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                                           'title'  '[inngerutit: uaajeerneq-song]'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
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 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk', 'world', 'traditional', 'inuit', 'traditional inuit']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '55'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-northpole'
                                             'bpm'  '145.895'
                                             'key'  '9A'
                                        'acoustid'  '3a3111aa-2c16-42c2-843c-32b6e825c496'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000047C 000006C5 0000E3C9 00015C8E 00022324 00022324 0000680C 000079E6 '
 '0002738D 0002738D')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000090C 0000000000874164 00000000 003D4BD6 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '55+74BAA4B4DDE292379BAEA7AEAA80332F+4094938'
'TALB' (Album/Movie/Show title)                     ('Inuit: Fifty-Five Historical Recordings: Traditional Music From Greenland '
 '1905-1987')
'TBPM' (BPM (beats per minute))                     '145.895'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-northpole'
'TDOR' (Original release time)                      '1989'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'iTunes v7.5'
'TIT2' (Title/songname/content description)         '[inngerutit: uaajeerneq-song]'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Vilhelm Kûitse'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sub Rosa'
'TRCK' (Track number/Position in set)               '3/55'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Kûitse, Vilhelm'
'TXXX:ASIN'                                         'B000057FQM'
'TXXX:Acoustid Id'                                  '3a3111aa-2c16-42c2-843c-32b6e825c496'
'TXXX:Artists'                                      'Vilhelm Kûitse'
'TXXX:BARCODE'                                      '5411867111153'
'TXXX:CATALOGNUMBER'                                'SR115'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'ffa43e99-7c6c-4ca6-92d7-41e2bf080966'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'other'
'TXXX:MusicBrainz Artist Id'                        '3d62ea64-49cf-4d53-9088-38a37cbd370c'
'TXXX:MusicBrainz Release Group Id'                 'a69bcbb6-42eb-3cbc-9d7b-11366fdaad52'
'TXXX:MusicBrainz Release Track Id'                 '7754de33-b00f-36df-b523-c1d1c8200952'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['folk', 'world', 'traditional', 'inuit', 'traditional inuit']
'TXXX:originalyear'                                 '1989'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                        '+5.09 dB'
'TXXX:replaygain_track_peak'                        '0.476163'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eacc4bb2-3dab-44d6-8594-aafabba200b9')

========================== row from database ==========================
                                              'id'  660416
                                            'path'  /data/Music/Bulk/00localcharacter/55 Historical Recordings/03 East Greenland _ Vilhelm Kûitse.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  201
                                           'genre'  loc-northpole
                                        'filesize'  4054763
                                           'mtime'  1621698181
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 55 03 East _ loc northpole
                                      'tag_artist'  Vilhelm Kûitse
                                     'tag_release'  Inuit: Fifty-Five Historical Recordings: Traditional Music From Greenland 1905-1987
                                       'tag_title'  [inngerutit: uaajeerneq-song]
                                             'bpm'  145.895
                                    'search_title'  'inngerutit':1,2 'song':4 'uaajeerneq':3 'uaajeerneqsong':5
                                   'search_artist'  'kuitse':2,3 'vilhelm':1
                                  'search_release'  '1905':13 '19051987':15 '1987':14 'fifty':3 'fiftyfive':5 'five':4 'from':11 'greenland':12 'historical':6 'inuit':1,2 'music':10 'recordings':7,8 'traditional':9
                                     'search_rest'  '55':1 'east':2 'loc':3 'northpole':4
                                    'search_combo'  '1905':21C '19051987':23C '1987':22C '55':24 'east':25 'fifty':11C 'fiftyfive':13C 'five':12C 'from':19C 'greenland':20C 'historical':14C 'inngerutit':1A,2A 'inuit':9C,10C 'kuitse':7B,8B 'loc':26 'music':18C 'northpole':27 'recordings':15C,16C 'song':4A 'traditional':17C 'uaajeerneq':3A 'uaajeerneqsong':5A 'vilhelm':6B
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'world', 'traditional', 'inuit', 'traditional inuit']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698180.9240756  (2021-05-22 17:43:00)
                             'size'  4054763