======================== unified (from filesystem) ========================
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                                        'duration'  '164'
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                                           'title'  'Kibble Kobble (The Flying Saucer Song)'
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '33'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly;set-pl-mor'
                                             'bpm'  '117.059'
                                             'key'  '6A'
                                        'acoustid'  '3b52cc3d-4272-4fb8-a9ca-0dbe80ee0e98'
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======================== rawer (from filesystem) ========================

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'COMM:ID3v1 Comment:XXX'                            'None'
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'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Kibble Kobble (The Flying Saucer Song)'
'TKEY' (Initial key)                                '6A'
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'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nervous Norvus'
'TPE2' (Band/orchestra/accompaniment)               'Nervous Norvus'
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'TPUB' (Publisher)                                  'Norton Records'
'TRCK' (Track number/Position in set)               '11/33'
'TSO2'                                              'Nervous Norvus'
'TSOP' (Performer sort order)                       'Nervous Norvus'
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'TXXX:Artists'                                      'Nervous Norvus'
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'TXXX:lastfmtags'                                   ['comedy', 'novelty', 'rockabilly', 'dr. demento']
'TXXX:originalyear'                                 '2004'
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'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
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'TXXX:q-syn'                                        '2'
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'TXXX:replaygain_track_gain'                        '+1.66 dB'
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========================== row from database ==========================
                                              'id'  1303520
                                            'path'  /data/Music/Bulk/00poprockelectronic/nervous norvus/11 Kibble Kibble (The Flying Saucer Song).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  164
                                           'genre'  rock-rockabilly or psychobilly;set-pl-mor
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                                           'mtime'  1620526990
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                                        'rest_str'   00poprockelectronic nervous norvus 11 rock rockabilly psychobilly;set pl mor
                                      'tag_artist'  Nervous Norvus
                                     'tag_release'  Stone Age Woo: The Zorch Sounds of Nervous Norvus
                                       'tag_title'  Kibble Kobble (The Flying Saucer Song)
                                             'bpm'  117.059
                                    'search_title'  'flying':5 'kibble':1 'kobble':2 'saucer':6 'song':7,8 'the':3,4
                                   'search_artist'  'nervous':1 'norvus':2
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                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['comedy', 'novelty', 'rockabilly', 'dr. demento']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526989.780774  (2021-05-09 04:23:09)
                             'size'  3371876