======================== unified (from filesystem) ========================
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                                            'date'  '1970'
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                                             'bpm'  '124.698'
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rest: ''

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

'album'                                             'Psychedelic Promos Radio Spots Vol. 4'
'artist'                                            'Revlon Swingstakes'
'bpm'                                               '124.698'
'comment'                                           'http://archive.org/details/PsychedelicPromosRadioSpotsVol.4'
'crc32'                                             'e0f1ac7f'
'date'                                              '1970'
'encoder'                                           ['Lavc55.68.101 libvorbis', 'Lavf55.45.100']
'format'                                            'VBR MP3'
'genre'                                             'nonmusic-commercials'
'height'                                            '0'
'key'                                               '1A'
'length'                                            '73.04'
'md5'                                               '29a9e3529cf22502a29decc34342f2eb'
'mtime'                                             '1407591569'
'q-bass'                                            '1'
'q-busy'                                            '3'
'q-chart'                                           '1'
'q-drums'                                           '1'
'q-grit'                                            '1'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '1'
'q-oldst'                                           '2'
'q-other'                                           '1'
'q-piano'                                           '1'
'q-play'                                            '2'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '4'
'replaygain_track_gain'                             '-6.48 dB'
'replaygain_track_peak'                             '1.054302'
'sha1'                                              '8df24386db82fa1b333d445468161e2902fa5bdb'
'size'                                              '2922578'
'source'                                            'original'
'title'                                             'B. Mitchell Reed NY WMCA Contest on to go to London to see Dave Clark Five'
'tracknum'                                          '08'
'tracknumber'                                       '08'
'width'                                             '0'

========================== row from database ==========================
                                              'id'  482512
                                            'path'  /data/Music/Bulk/0nonmusic/PsychedelicPromosRadioSpotsVol.4/08. Revlon Swingstakes - B. Mitchell Reed NY WMCA Contest on to go to London to see Dave Clark Five.ogg
                                         'working'  None
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                                           'genre'  nonmusic-commercials
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                                     'tag_release'  Psychedelic Promos Radio Spots Vol. 4
                                       'tag_title'  B. Mitchell Reed NY WMCA Contest on to go to London to see Dave Clark Five
                                             'bpm'  124.698
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                                   'search_artist'  'revlon':1 'swingstakes':2
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                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['q-mixbeat-1', 'q-chart-1', 'q-oldst-2', 'q-grit-1', 'q-hap-3', 'q-drums-1', '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'  1620525748.2363849  (2021-05-09 04:02:28)
                             'size'  796509