======================== unified (from filesystem) ========================
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                                        'duration'  '136'
                                          'artist'  'Dory Tourette And The Skirtheads'
                                     'text_people'  ''
                                         'release'  'Your Guide To The Rock Apocalypse'
                                           'title'  'Miguel'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
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                                      'lastfmtags'  "['punk', 'best band', 'infectious', 'hey man im a pedophile', 'spam rekkids']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '37'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-cppex-experimental or noise'
                                             'bpm'  '90.170'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

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'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'iTunes 9.0'
'TIT2' (Title/songname/content description)         'Miguel'
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'TPE1' (Lead performer(s)/Soloist(s))               'Dory Tourette And The Skirtheads'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:discogstags'                                  'rock'
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'TXXX:q-drums'                                      '3'
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========================== row from database ==========================
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                                    'duration_sec'  136
                                           'genre'  rock-cppex-experimental or noise
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                                           'mtime'  1620736007
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                                     'tag_release'  Your Guide To The Rock Apocalypse
                                       'tag_title'  Miguel
                                             'bpm'  90.17
                                    'search_title'  'miguel':1
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                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['punk', 'best band', 'infectious', 'hey man im a pedophile', 'spam rekkids']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736006.6789768  (2021-05-11 14:26:46)
                             'size'  5460595