======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '293'
                                          'artist'  'Björk'
                                     'text_people'  ''
                                         'release'  'Debut'
                                           'title'  'Crying'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']"
                                     'discogstags'  ("['electronic', 'jazz', 'pop', 'leftfield', 'house', 'downtempo', "
 "'synth-pop', 'lounge', 'dance-pop']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;ifs-songwriter-eos;loc-iceland'
                                             'bpm'  '116'
                                             'key'  '8A'
                                        'acoustid'  '15f10f46-90a5-434a-99ed-d4f5f1860111'
rest: ''

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

'APIC:page 1'                                       type PictureType.COVER_FRONT (Cover (front)) b'page 1'
                                     
'COMM::eng'                                         'elektra'
'COMM:ID3v1 Comment:XXX'                            'elektra'
'TALB' (Album/Movie/Show title)                     'Debut'
'TBPM' (BPM (beats per minute))                     '116'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'ifs-songwriter-eos', 'loc-iceland']
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Crying'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Björk'
'TPE2' (Band/orchestra/accompaniment)               'Björk'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mother Records/Island'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Björk'
'TSOP' (Performer sort order)                       'Björk'
'TSRC' (ISRC (international standard recording code))  'GBBTF9300118'
'TXXX:ASIN'                                         'B000007WMT'
'TXXX:Acoustid Id'                                  '15f10f46-90a5-434a-99ed-d4f5f1860111'
'TXXX:Artists'                                      'Björk'
'TXXX:BARCODE'                                      '731452132321'
'TXXX:CATALOGNUMBER'                                '521 323-2'
'TXXX:MusicBrainz Album Artist Id'                  '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Album Id'                         'bc9c06da-0be8-4e01-93a3-9a41261a8de3'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Release Group Id'                 '6891a28c-5865-36e2-9e5f-c9fac1d3595f'
'TXXX:MusicBrainz Release Track Id'                 'c55802b8-05f8-3237-a57b-fa86ad1ebf61'
'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',
 'jazz',
 'pop',
 'leftfield',
 'house',
 'downtempo',
 'synth-pop',
 'lounge',
 'dance-pop']
'TXXX:lastfmtags'                                   ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.741894'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ebc57bc2-c7ec-4ac5-97c7-bb8cd84ca9c7')

========================== row from database ==========================
                                              'id'  1333185
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bjork/debut/Bj_rk - Crying.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  293
                                           'genre'  electronic-unsorted;ifs-songwriter-eos;loc-iceland
                                        'filesize'  4763667
                                           'mtime'  1642256388
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Bjork debut Bj_rk electronic unsorted;ifs songwriter eos;loc iceland
                                      'tag_artist'  Björk
                                     'tag_release'  Debut
                                       'tag_title'  Crying
                                             'bpm'  116.0
                                    'search_title'  'crying':1
                                   'search_artist'  'bjork':1,2
                                  'search_release'  'debut':1
                                     'search_rest'  '00poprockelectronic':1 'bj':4 'bjork':2 'debut':3 'electronic':6 'eos':12,14 'iceland':16 'ifs':8,10 'loc':13,15 'rk':5 'songwriter':11 'unsorted':7,9
                                    'search_combo'  '00poprockelectronic':5 'bj':8 'bjork':2B,3B,6 'crying':1A 'debut':4C,7 'electronic':10 'eos':16,18 'iceland':20 'ifs':12,14 'loc':17,19 'rk':9 'songwriter':15 'unsorted':11,13
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'jazz', 'pop', 'leftfield', 'house', 'downtempo', 'synth-pop', 'lounge', 'dance-pop']

============================== file details ==============================
                                           'mtime'  1642256388.2565765  (2022-01-15 15:19:48)
                             'size'  4763667