======================== unified (from filesystem) ========================
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                            'musicbrainz_artistid'  ''
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                                             'bpm'  '102.230'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'artist'                                            'Mad Daddy'
'bpm'                                               '102.230'
'comment'                                           'http://archive.org/details/PsychedelicPromosRadioSpotsVol.4'
'crc32'                                             '596651b0'
'date'                                              '1970'
'encoder'                                           ['Lavc55.68.101 libvorbis', 'Lavf55.45.100']
'format'                                            'VBR MP3'
'genre'                                             'nonmusic-commercials'
'height'                                            '0'
'key'                                               '10A'
'length'                                            '62.9'
'md5'                                               '40fa6a84c89a6c639555b3644b320b40'
'mtime'                                             '1407592540'
'q-bass'                                            '1'
'q-busy'                                            '3'
'q-chart'                                           '1'
'q-drums'                                           '2'
'q-grit'                                            '1'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '1'
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'q-other'                                           '1'
'q-piano'                                           '1'
'q-play'                                            '2'
'q-syn'                                             '2'
'q-unu'                                             '1'
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'replaygain_track_gain'                             '-5.10 dB'
'replaygain_track_peak'                             '1.052933'
'sha1'                                              'a701ff58c9a3023942f74fc9c9d96606b57131c0'
'size'                                              '2517158'
'source'                                            'original'
'title'                                             'WHK - Rendezvous Records Spot'
'tracknum'                                          '55'
'tracknumber'                                       '55'
'width'                                             '0'

========================== row from database ==========================
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                                         'working'  None
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                                           'genre'  nonmusic-commercials
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                                     'tag_release'  Psychedelic Promos Radio Spots Vol. 4
                                       'tag_title'  WHK - Rendezvous Records Spot
                                             'bpm'  102.23
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                                   'search_artist'  'daddy':2 'mad':1
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                                    'tag_tracknum'  55
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['q-mixbeat-1', 'q-chart-1', 'q-oldst-2', 'q-grit-1', 'q-hap-3', 'q-drums-2', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-2', 'q-other-1', 'q-bass-1', 'q-vocals-4', 'q-unu-1']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525790.834422  (2021-05-09 04:03:10)
                             'size'  736339