======================== unified (from filesystem) ========================
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                                        'duration'  '310'
                                          'artist'  'Random Rab'
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                                           'title'  'Down on the Thread'
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                                      'lastfmtags'  ("['chill hop', 'trip hop', 'electronic', 'metro downtempo', 'downtempo', "
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                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '88.0'
                                             'key'  '9A'
                                        'acoustid'  '7f582930-97e1-4421-80ae-15b4d1eb2019'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunes_CDDB_IDs:eng'                          '14+FDD7D78DB069270284F74E01DA2BB94A+3088707'
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=1, count=0)
'TALB' (Album/Movie/Show title)                     'The Elucidation of Sorrow'
'TBPM' (BPM (beats per minute))                     '88.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-02-14'
'TENC' (Encoded by)                                 'dBpoweramp Release 15.1'
'TIT2' (Title/songname/content description)         'Down on the Thread'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Random Rab'
'TPE2' (Band/orchestra/accompaniment)               'Random Rab'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '[no label]'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'Random Rab'
'TSOP' (Performer sort order)                       'Random Rab'
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'TXXX:Acoustid Id'                                  '7f582930-97e1-4421-80ae-15b4d1eb2019'
'TXXX:Artists'                                      'Random Rab'
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'TXXX:MusicBrainz Album Id'                         'dc9edafc-b19d-4ba3-818b-49988141cba5'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:MusicBrainz Release Track Id'                 'ee73bfbf-8341-3125-adc8-3d008f3dbc57'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['chill hop',
 'trip hop',
 'electronic',
 'metro downtempo',
 'downtempo',
 'chillout']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.95 dB'
'TXXX:replaygain_track_peak'                        '0.615583'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'afeb5423-34f0-49d9-8af8-e7060049c4ad')

========================== row from database ==========================
                                              'id'  1303548
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/random rab - the elucidation of sorrow/07 down on the thread.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  310
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5080337
                                           'mtime'  1636911173
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip random rab elucidation sorrow 07 down thread electronic trip hop downtempo acid jazz
                                      'tag_artist'  Random Rab
                                     'tag_release'  The Elucidation of Sorrow
                                       'tag_title'  Down on the Thread
                                             'bpm'  88.0
                                    'search_title'  'down':1 'on':2 'the':3 'thread':4
                                   'search_artist'  'rab':2 'random':1
                                  'search_release'  'elucidation':2 'of':3 'sorrow':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':13 'down':7 'downtempo':12 'electronic':9 'elucidation':5 'hop':11 'jazz':14 'rab':4 'random':3 'sorrow':6 'thread':8 'trip':10
                                    'search_combo'  '00poprockelectronic':11 '00trip':12 'acid':23 'down':1A,17 'downtempo':22 'electronic':19 'elucidation':8C,15 'hop':21 'jazz':24 'of':9C 'on':2A 'rab':6B,14 'random':5B,13 'sorrow':10C,16 'the':3A,7C 'thread':4A,18 'trip':20
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['chill hop', 'trip hop', 'electronic', 'metro downtempo', 'downtempo', 'chillout']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911172.7184706  (2021-11-14 18:32:52)
                             'size'  5080337