======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '337'
                                          'artist'  'Isobel Campbell & Mark Lanegan'
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                                         'release'  'Ballad of the Broken Seas'
                                           'title'  'The Circus Is Leaving Town'
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                                      'lastfmtags'  "['indie/alternative/female vocalists/folk/singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '12'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '145.163'
                                             'key'  '12B'
                                        'acoustid'  '47f20e0f-e265-4f59-88bd-79784d15d494'
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======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ballad of the Broken Seas'
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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-01-30'
'TIT2' (Title/songname/content description)         'The Circus Is Leaving Town'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Isobel Campbell & Mark Lanegan'
'TPE2' (Band/orchestra/accompaniment)               'Isobel Campbell & Mark Lanegan'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'V2'
'TRCK' (Track number/Position in set)               '12/12'
'TSO2'                                              'Campbell, Isobel & Lanegan, Mark'
'TSOP' (Performer sort order)                       'Campbell, Isobel & Lanegan, Mark'
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'TXXX:Acoustid Id'                                  '47f20e0f-e265-4f59-88bd-79784d15d494'
'TXXX:Artists'                                      'Isobel Campbell/Mark Lanegan'
'TXXX:BARCODE'                                      '5033197358222'
'TXXX:CATALOGNUMBER'                                'VVR1035822'
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'TXXX:MusicBrainz Album Id'                         'e32ae79a-336e-4d33-945c-8c5e8206dbd3'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd51f3a15-12a2-41a0-acfa-33b5eae71164/a9126556-f555-4920-9617-6e013f8228a7'
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'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'indie/alternative/female vocalists/folk/singer songwriter'
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
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'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.818123'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Isobel Campbell & Mark Lanegan - Isobel Campbell/Ballad Of The Broken Seas/12 - the circus is leaving town.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  337
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  8200820
                                           'mtime'  1636400730
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Of 12 circus is leaving town ifs songwriter folk
                                      'tag_artist'  Isobel Campbell & Mark Lanegan
                                     'tag_release'  Ballad of the Broken Seas
                                       'tag_title'  The Circus Is Leaving Town
                                             'bpm'  145.163
                                    'search_title'  'circus':2 'is':3 'leaving':4 'the':1 'town':5
                                   'search_artist'  'campbell':2 'isobel':1 'lanegan':4 'mark':3
                                  'search_release'  'ballad':1 'broken':4 'of':2 'seas':5 'the':3
                                     'search_rest'  '00singer':1 'circus':5 'eos':3 'folk':10 'ifs':9 'is':6 'leaving':7 'of':4 'songwriter':2 'town':8
                                    'search_combo'  '00singer':15 'ballad':10C 'broken':13C 'campbell':7B 'circus':2A,19 'eos':17 'folk':24 'ifs':23 'is':3A,20 'isobel':6B 'lanegan':9B 'leaving':4A,21 'mark':8B 'of':11C,18 'seas':14C 'songwriter':16 'the':1A,12C 'town':5A,22
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-JZFKS-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie/alternative/female vocalists/folk/singer songwriter']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400730.1281497  (2021-11-08 20:45:30)
                             'size'  8200820