======================== unified (from filesystem) ========================
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                                        'duration'  '178'
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                                      'lastfmtags'  "['new york', 'hip hop', 'rap', 'art rap']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '17'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '130'
                                             'key'  '4A'
                                        'acoustid'  'a393fad9-4eca-440b-b473-22b1053f7889'
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 0000183A 00001838 00008D11 0000A519 00007AA7 0000EDA7 00008C1A 00008877 '
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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)         'Combination Pizza Hut and Taco Bell'
'TKEY' (Initial key)                                '4A'
'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)               '3/17'
'TSO2'                                              'Das Racist'
'TSOP' (Performer sort order)                       'Das Racist'
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'TXXX:Artists'                                      'Das Racist'
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'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'
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'TXXX:q-busy'                                       '3'
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'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
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========================== row from database ==========================
                                              'id'  1242828
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Das Racist - Shut Up, Dude/03 Combination Pizza Hut and Taco Bell.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  178
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7192873
                                           'mtime'  1620587063
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                                      'tag_artist'  Das Racist
                                     'tag_release'  Shut Up, Dude
                                       'tag_title'  Combination Pizza Hut and Taco Bell
                                             'bpm'  130.0
                                    'search_title'  'and':4 'bell':6 'combination':1 'hut':3 'pizza':2 'taco':5
                                   'search_artist'  'das':1 'racist':2
                                  'search_release'  'dude':4 'shut':1 'up':2,3
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                                    'search_combo'  'and':4A 'bell':6A 'combination':1A 'das':7B 'dude':12C 'hip':17 'hiphop':13 'hop':18 'hut':3A 'or':19 'pizza':2A 'racist':8B 'rap':14 'rnb':15 'shut':9C 'taco':5A 'turntablism':16 'up':10C,11C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', '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-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['new york', 'hip hop', 'rap', 'art rap']
                                        'tag_date'  2010
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620587063.134421  (2021-05-09 21:04:23)
                             'size'  7192873