======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '94'
                                          'artist'  '[Unknown]'
                                     'text_people'  ''
                                         'release'  'Songs and dances of Turkey [Folkways records \x13 FW8801; 1955]'
                                           'title'  'Kazaska (dance from Kars), clarinet, violin, drums'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'loc-m-turkey;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '104.444'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Songs and dances of Turkey [Folkways records \x13 FW8801; 1955]'
'TBPM' (BPM (beats per minute))                     '104.444'
'TCON' (Content type, a.k.a. Genre)                 ['loc-m-turkey', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Kazaska (dance from Kars), clarinet, violin, drums'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               '[Unknown]'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.93 dB'
'TXXX:replaygain_track_peak'                        '0.925350'

========================== row from database ==========================
                                              'id'  1392272
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/Songs And Dances From Turkey, 1955 [FE 8801]/09 Kazaska (dance from Kars), clarinet, violin, drums.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  94
                                           'genre'  loc-m-turkey;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4753408
                                           'mtime'  1620526642
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east And Dances From Turkey, [FE 8801] 09 loc turkey;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  [Unknown]
                                     'tag_release'  Songs and dances of Turkey [Folkways records  FW8801; 1955]
                                       'tag_title'  Kazaska (dance from Kars), clarinet, violin, drums
                                             'bpm'  104.444
                                    'search_title'  'clarinet':7,8 'dance':2,3 'drums':11 'from':4 'kars':5,6 'kazaska':1 'violin':9,10
                                   'search_artist'  'unknown':1,2
                                  'search_release'  '1955':11,12 'and':2 'dances':3 'folkways':6,7 'fw8801':9,10 'of':4 'records':8 'songs':1 'turkey':5
                                     'search_rest'  '00south':1 '8801':12,13 'and':5 'dances':6 'east':4 'europe':2 'fe':10,11 'from':7 'loc':14 'middle':3 'mor':24 'pl':19 'set':16,18,21,23 'shirleyspinoza':20,22 'turkey':8,9,15,17
                                    'search_combo'  '00south':26 '1955':24C,25C '8801':37,38 'and':15C,30 'clarinet':7A,8A 'dance':2A,3A 'dances':16C,31 'drums':11A 'east':29 'europe':27 'fe':35,36 'folkways':19C,20C 'from':4A,32 'fw8801':22C,23C 'kars':5A,6A 'kazaska':1A 'loc':39 'middle':28 'mor':49 'of':17C 'pl':44 'records':21C 'set':41,43,46,48 'shirleyspinoza':45,47 'songs':14C 'turkey':18C,33,34,40,42 'unknown':12B,13B 'violin':9A,10A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526642.0926046  (2021-05-09 04:17:22)
                             'size'  4753408