======================== unified (from filesystem) ========================
                                         'bitrate'  '142.874'
                                        'duration'  '276'
                                          'artist'  'Björk'
                                     'text_people'  ''
                                         'release'  'Vespertine'
                                           'title'  'Harm of Will'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']"
                                     'discogstags'  ("['electronic', 'pop', 'abstract', 'glitch', 'idm', 'ethereal', 'downtempo', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;ifs-songwriter-eos;loc-iceland'
                                             'bpm'  '143'
                                             'key'  '6B'
                                        'acoustid'  'ca736c0a-9c25-4d63-ae28-aa0e04510bb8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'elektra'
'COMM:ID3v1 Comment:XXX'                            'elektra'
'TALB' (Album/Movie/Show title)                     'Vespertine'
'TBPM' (BPM (beats per minute))                     '143'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'ifs-songwriter-eos', 'loc-iceland']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2008-03-26'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Harm of Will'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'SHM-CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Björk'
'TPE2' (Band/orchestra/accompaniment)               'Björk'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '11/13'
'TSO2'                                              'Björk'
'TSOP' (Performer sort order)                       'Björk'
'TSRC' (ISRC (international standard recording code))  'GBBTF0100018/USEE10100740'
'TXXX:ASIN'                                         'B0012PYGR0'
'TXXX:Acoustid Id'                                  'ca736c0a-9c25-4d63-ae28-aa0e04510bb8'
'TXXX:Artists'                                      'Björk'
'TXXX:BARCODE'                                      '4988005507228'
'TXXX:CATALOGNUMBER'                                'UICY-93446'
'TXXX:MusicBrainz Album Artist Id'                  '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Album Id'                         '21c2f498-5d17-4eb6-a4d4-456974ed743a'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Release Group Id'                 '271faeb3-fdd1-3ebb-80aa-97b3116e9341'
'TXXX:MusicBrainz Release Track Id'                 '04bc8fcd-a9d0-343c-ab91-bc9394ef4de6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic',
 'pop',
 'abstract',
 'glitch',
 'idm',
 'ethereal',
 'downtempo',
 'experimental']
'TXXX:lastfmtags'                                   ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.72 dB'
'TXXX:replaygain_track_peak'                        '0.515211'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9d9b1536-28ba-46c5-b794-262abc32208b')
'USLT::XXX'                                         ('If there is a troubadour washing\r\n'
 'It is he\r\n'
 'If there is a man about town\r\n'
 'It is he\r\n'
 'If there is one to be sought\r\n'
 'It is he\r\n'
 'If there are nine she is\r\n'
 'They are bought for me\r\n'
 '\r\n'
 'This way is as is she\r\n'
 'And he placed her\r\n'
 'Unclothed\r\n'
 'Long long long legged\r\n'
 'On top of the family tree\r\n'
 '\r\n'
 'And if he has chosen the point\r\n'
 'While she is under him\r\n'
 'Then leave her coily placed crouched sucking him\r\n'
 'For it is I with\r\n'
 'Her on knee\r\n'
 '\r\n'
 'I leave her\r\n'
 'Without pith or feel\r\n'
 'And leave her be\r\n'
 'Leave it be\r\n'
 "For he controls what there'll be\r\n"
 'He makes his face known to none\r\n'
 'For if he is seen\r\n'
 'Then all will\r\n'
 'And all will know\r\n'
 'Know me')

========================== row from database ==========================
                                              'id'  1299673
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bjork/vespertine/Bj_rk - Harm of Will.mp3
                                         'working'  None
                                         'bitrate'  143
                                    'duration_sec'  276
                                           'genre'  electronic-unsorted;ifs-songwriter-eos;loc-iceland
                                        'filesize'  5024593
                                           'mtime'  1642256410
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Bjork vespertine Bj_rk electronic unsorted;ifs songwriter eos;loc iceland
                                      'tag_artist'  Björk
                                     'tag_release'  Vespertine
                                       'tag_title'  Harm of Will
                                             'bpm'  143.0
                                    'search_title'  'harm':1 'of':2 'will':3
                                   'search_artist'  'bjork':1,2
                                  'search_release'  'vespertine':1
                                     'search_rest'  '00poprockelectronic':1 'bj':4 'bjork':2 'electronic':6 'eos':12,14 'iceland':16 'ifs':8,10 'loc':13,15 'rk':5 'songwriter':11 'unsorted':7,9 'vespertine':3
                                    'search_combo'  '00poprockelectronic':7 'bj':10 'bjork':4B,5B,8 'electronic':12 'eos':18,20 'harm':1A 'iceland':22 'ifs':14,16 'loc':19,21 'of':2A 'rk':11 'songwriter':17 'unsorted':13,15 'vespertine':6C,9 'will':3A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'pop', 'abstract', 'glitch', 'idm', 'ethereal', 'downtempo', 'experimental']

============================== file details ==============================
                                           'mtime'  1642256410.157391  (2022-01-15 15:20:10)
                             'size'  5024593