======================== unified (from filesystem) ========================
                                         'bitrate'  '201.226'
                                        'duration'  '228'
                                          'artist'  'Camera Obscura'
                                     'text_people'  ''
                                         'release'  'Rough Trade Shops: Counter Culture 06'
                                           'title'  "Lloyd, I'm Ready to Be Heartbroken"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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                                      'lastfmtags'  "['indie', 'indie pop', 'female vocalists', 'twee', 'scottish']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '22'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;ifs-songwriter-indie-pop'
                                             'bpm'  '143.7'
                                             'key'  '1B'
                                        'acoustid'  '76ffda11-ee42-4e1d-8aee-7fe69afe9585'
rest: ''

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

'COMM::eng'                                         '<3 mp3'
'TALB' (Album/Movie/Show title)                     'Rough Trade Shops: Counter Culture 06'
'TBPM' (BPM (beats per minute))                     '143.7'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'ifs-songwriter-indie-pop']
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-01-29'
'TENC' (Encoded by)                                 'LAME 3.90.3 Modified'
'TIT2' (Title/songname/content description)         "Lloyd, I'm Ready to Be Heartbroken"
'TKEY' (Initial key)                                '1B'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Camera Obscura'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'V2'
'TRCK' (Track number/Position in set)               '6/22'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Camera Obscura'
'TSRC' (ISRC (international standard recording code))  'ES6640500198/USMRG0628601'
'TXXX:ASIN'                                         'B000KZRKUS'
'TXXX:Acoustid Id'                                  '76ffda11-ee42-4e1d-8aee-7fe69afe9585'
'TXXX:BARCODE'                                      '5033197452920'
'TXXX:CATALOGNUMBER'                                'VVR1045292'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8736aca5-ceba-4ab2-b87a-5b7be4e3188a'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '94219793-a46b-4c39-9397-e05ad633f32d'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'female vocalists', 'twee', 'scottish']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.343052'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'deeb37b2-7115-4da4-886c-d7d4c85d4fc0')

========================== row from database ==========================
                                              'id'  1412865
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Alva Noto & Ryuichi Sakamoto - Rough Trade Shops - Counter Culture 06 (V2, Inc., 2007) 2cd [vBr]/106-camera_obscura-lloyd_im_ready_to_be_heartbroken.mp3
                                         'working'  None
                                         'bitrate'  201
                                    'duration_sec'  228
                                           'genre'  rock-unsorted;ifs-songwriter-indie-pop
                                        'filesize'  5756566
                                           'mtime'  1642256312
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Alva Noto & Ryuichi Sakamoto (V2, Inc., 2007) 2cd [vBr] 106 camera_obscura lloyd_im_ready_to_be_heartbroken rock unsorted;ifs songwriter indie pop
                                      'tag_artist'  Camera Obscura
                                     'tag_release'  Rough Trade Shops: Counter Culture 06
                                       'tag_title'  Lloyd, I'm Ready to Be Heartbroken
                                             'bpm'  143.7
                                    'search_title'  'be':8 'heartbroken':9 'i':3 'im':5 'lloyd':1,2 'm':4 'ready':6 'to':7
                                   'search_artist'  'camera':1 'obscura':2
                                  'search_release'  'counter':5 'culture':6 'rough':1 'shops':3,4 'trade':2
                                     'search_rest'  '106':15 '2007':10,11 '2cd':12 'alva':2 'be':22 'br':34,35 'camera':16 'classicprogpsy':1 'heartbroken':23 'ifs':26,28 'im':19 'inc':8,9 'indie':30 'lloyd':18 'noto':3 'obscura':17 'pop':31 'ready':20 'rock':24 'ryuichi':4 'sakamoto':5 'songwriter':29 'to':21 'unsorted':25,27 'v':32,33 'v2':6,7 'vbr':13,14
                                    'search_combo'  '106':32 '2007':27,28 '2cd':29 'alva':19 'be':8A,39 'br':51,52 'camera':10B,33 'classicprogpsy':18 'counter':16C 'culture':17C 'heartbroken':9A,40 'i':3A 'ifs':43,45 'im':5A,36 'inc':25,26 'indie':47 'lloyd':1A,2A,35 'm':4A 'noto':20 'obscura':11B,34 'pop':48 'ready':6A,37 'rock':41 'rough':12C 'ryuichi':21 'sakamoto':22 'shops':14C,15C 'songwriter':46 'to':7A,38 'trade':13C 'unsorted':42,44 'v':49,50 'v2':23,24 'vbr':30,31
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['indie', 'indie pop', 'female vocalists', 'twee', 'scottish']
                                        'tag_date'  2007
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1642256311.7050922  (2022-01-15 15:18:31)
                             'size'  5756566