======================== unified (from filesystem) ========================
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                                        'duration'  '218'
                                          'artist'  'Das Racist'
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                                      'lastfmtags'  "['new york', 'hip hop', 'rap', 'art rap']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '17'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '145'
                                             'key'  '3A'
                                        'acoustid'  'c263a547-07aa-4f64-94cf-2ea1e3ad63e0'
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 00000817 00000816 0000700F 00006E1A 0002B29C 0002B29C 00008B75 00008A10 '
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'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-03-29'
'TENC' (Encoded by)                                 'iTunes 9.0.3'
'TIT2' (Title/songname/content description)         'Don Dada'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Das Racist'
'TPE2' (Band/orchestra/accompaniment)               'Das Racist'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Greedhead/Мишка'
'TRCK' (Track number/Position in set)               '13/17'
'TSO2'                                              'Das Racist'
'TSOP' (Performer sort order)                       'Das Racist'
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'TXXX:Artists'                                      'Das Racist'
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'TXXX:MusicBrainz Album Type'                       'album/mixtape/street'
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'TXXX:MusicBrainz Release Track Id'                 'ee1845fb-c6f2-3400-9e42-794b5a24f84b'
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'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'hip hop'
'TXXX:lastfmtags'                                   ['new york', 'hip hop', 'rap', 'art rap']
'TXXX:originalyear'                                 '2010'
'TXXX:q-bass'                                       '4'
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'TXXX:q-grit'                                       '2'
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========================== row from database ==========================
                                              'id'  1239954
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Das Racist - Shut Up, Dude/13 Don Dada.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  218
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  8825539
                                           'mtime'  1620587069
                                   'redo_metaread'  0
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                                      'tag_artist'  Das Racist
                                     'tag_release'  Shut Up, Dude
                                       'tag_title'  Don Dada
                                             'bpm'  145.0
                                    'search_title'  'dada':2 'don':1
                                   'search_artist'  'das':1 'racist':2
                                  'search_release'  'dude':4 'shut':1 'up':2,3
                                     'search_rest'  'hip':5 'hiphop':1 'hop':6 'or':7 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'dada':2A 'das':3B 'don':1A 'dude':8C 'hip':13 'hiphop':9 'hop':14 'or':15 'racist':4B 'rap':10 'rnb':11 'shut':5C 'turntablism':12 'up':6C,7C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['new york', 'hip hop', 'rap', 'art rap']
                                        'tag_date'  2010
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620587068.976055  (2021-05-09 21:04:28)
                             'size'  8825539