======================== unified (from filesystem) ========================
                                         'bitrate'  '179.213'
                                        'duration'  '106'
                                          'artist'  ('Henryk Mikolaj Gorecki; Amadeus Chamber Orchestra, Agnieszka Duczmal, Anna '
 'Górecka')
                                     'text_people'  ''
                                         'release'  'Concerto for Piano and Strings / Three Pieces in Old Style'
                                           'title'  'Three Pieces in Old Style: II.'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '15'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '115'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:eng'                            'Henryk Górecki'
'TALB' (Album/Movie/Show title)                     'Concerto for Piano and Strings / Three Pieces in Old Style'
'TBPM' (BPM (beats per minute))                     '115'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Piotr Horbulewicz']])
'TIT2' (Title/songname/content description)         'Three Pieces in Old Style: II.'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Henryk Mikolaj Gorecki'
'TPE2' (Band/orchestra/accompaniment)               ('Henryk Mikolaj Gorecki; Amadeus Chamber Orchestra, Agnieszka Duczmal, Anna '
 'Górecka')
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'BMG Classics/Conifer Classics'
'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              ('Gorecki, Henryk Mikolaj; Amadeus Chamber Orchestra of the Polish Radio, '
 'Duczmal, Agnieszka, Górecka, Anna')
'TSOP' (Performer sort order)                       'Gorecki, Henryk Mikolaj'
'TXXX:ASIN'                                         'B0000024DX'
'TXXX:Artists'                                      'Henryk Mikolaj Gorecki'
'TXXX:BARCODE'                                      '756055124627'
'TXXX:CATALOGNUMBER'                                '75605 51246 2/CDCF 246'
'TXXX:MusicBrainz Album Artist Id'                  '7a837d63-a434-47e8-8b48-1d50e54ebb74/76634b8e-3c2b-4bd2-a76a-03acc30c2561/b459c7be-94ee-4b8f-9478-7f2d3f372dc2/60c1667d-555b-4ea6-937a-2eb1e14a6d0b'
'TXXX:MusicBrainz Album Id'                         'bda22ef4-31f0-4e7e-af5a-b986473f5d75'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7a837d63-a434-47e8-8b48-1d50e54ebb74'
'TXXX:MusicBrainz Release Group Id'                 '2d48024c-63b3-302e-976e-7aa2528044fc'
'TXXX:MusicBrainz Release Track Id'                 '156b3837-ef00-3925-a013-7e046ebbd426'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.673391'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0e695c3f-099a-48b6-98aa-b75b03803c5d')

========================== row from database ==========================
                                              'id'  181625
                                            'path'  /data/Music/Bulk/00instruments-classical/Gorecki/Gorecki, Kilar, Bacewicz, Szymanowski/Gorecki, Kilar et al - 04 - II.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  106
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  2473462
                                           'mtime'  1620561571
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical Gorecki, Kilar, Bacewicz, Szymanowski Gorecki, Kilar et 04 prerock classical classical instruments
                                      'tag_artist'  Henryk Mikolaj Gorecki; Amadeus Chamber Orchestra, Agnieszka Duczmal, Anna Górecka
                                     'tag_release'  Concerto for Piano and Strings / Three Pieces in Old Style
                                       'tag_title'  Three Pieces in Old Style: II.
                                             'bpm'  115.0
                                    'search_title'  'ii':7,8 'in':3 'old':4 'pieces':2 'style':5,6 'three':1
                                   'search_artist'  'agnieszka':9 'amadeus':5 'anna':12 'chamber':6 'duczmal':10,11 'gorecka':13,14 'gorecki':3,4 'henryk':1 'mikolaj':2 'orchestra':7,8
                                  'search_release'  'and':4 'concerto':1 'for':2 'in':8 'old':9 'piano':3 'pieces':7 'strings':5 'style':10 'three':6
                                     'search_rest'  '00instruments':1 'bacewicz':7,8 'classical':2 'et':10 'gorecki':3,4 'instruments':12 'kilar':5,6 'prerock':11 'szymanowski':9
                                    'search_combo'  '00instruments':33 'agnieszka':17B 'amadeus':13B 'and':26C 'anna':20B 'bacewicz':39,40 'chamber':14B 'classical':34 'concerto':23C 'duczmal':18B,19B 'et':42 'for':24C 'gorecka':21B,22B 'gorecki':11B,12B,35,36 'henryk':9B 'ii':7A,8A 'in':3A,30C 'instruments':44 'kilar':37,38 'mikolaj':10B 'old':4A,31C 'orchestra':15B,16B 'piano':25C 'pieces':2A,29C 'prerock':43 'strings':27C 'style':5A,6A,32C 'szymanowski':41 'three':1A,28C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620561570.9074469  (2021-05-09 13:59:30)
                             'size'  2473462