======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '106'
                                          'artist'  'Podington Bear'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Sienne'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-2', 'Q-PLAY-3', "
 "'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', 'q-chart-1', 'q-drums-1', "
 "'q-other-4', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['downtempo', 'chillout', 'electronic', 'electronica', 'dream pop']"
                                     'discogstags'  ("['jazzdance', 'modern classical', 'synth-pop', 'new wave', 'electronic', "
 "'abstract', 'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '99.177'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '99.177'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TCOP' (Copyright message)                          ('Attribution-NonCommercial 3.0 International: '
 'http://creativecommons.org/licenses/by-nc/3.0/')
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Sienne'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Podington Bear'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '0'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['jazzdance',
 'modern classical',
 'synth-pop',
 'new wave',
 'electronic',
 'abstract',
 'experimental']
'TXXX:lastfmtags'                                   ['downtempo', 'chillout', 'electronic', 'electronica', 'dream pop']
'TXXX:q-bass'                                       '1'
'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-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.18 dB'
'TXXX:replaygain_track_peak'                        '0.420818'

========================== row from database ==========================
                                              'id'  949367
                                            'path'  /data/Music/Bulk/sns/Podington_Bear_-_Sienne.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  106
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4284416
                                           'mtime'  1647277527
                                   'redo_metaread'  0
                                        'rest_str'   sns Podington_Bear_ _Sienne set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Podington Bear
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Sienne
                                             'bpm'  99.177
                                    'search_title'  'sienne':1
                                   'search_artist'  'bear':2 'podington':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'bear':3 'mor':11 'pl':6 'podington':2 'set':5,8,10 'shirleyspinoza':7,9 'sienne':4 'sns':1
                                    'search_combo'  'bear':3B,8 'mor':16 'pl':11 'podington':2B,7 'set':10,13,15 'shirley':4C 'shirleyspinoza':12,14 'sienne':1A,9 'sns':6 'spinoza':5C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  ['downtempo', 'chillout', 'electronic', 'electronica', 'dream pop']
                                        'tag_date'  2015
                                     'discogstags'  ['jazzdance', 'modern classical', 'synth-pop', 'new wave', 'electronic', 'abstract', 'experimental']

============================== file details ==============================
                                           'mtime'  1647277527.4818518  (2022-03-14 18:05:27)
                             'size'  4284416