======================== unified (from filesystem) ========================
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                                        'duration'  '105'
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                                           'title'  'College Concert Promo'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
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                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials'
                                             'bpm'  '108.879'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Psychedelic Promos Radio Spots Vol. 3'
'artist'                                            'Four Wheels'
'bpm'                                               '108.879'
'comment'                                           'http://archive.org/details/PsychedelicPromosRadioSpotsVol.3'
'crc32'                                             '6b6435e2'
'date'                                              '1970'
'encoder'                                           ['Lavc55.68.101 libvorbis', 'Lavf55.45.100']
'format'                                            'VBR MP3'
'genre'                                             'nonmusic-commercials'
'height'                                            '0'
'key'                                               '5A'
'length'                                            '105.2'
'md5'                                               '48d351af0320e3c577ff5d98e50c80a2'
'mtime'                                             '1407590029'
'q-bass'                                            '3'
'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'
'q-oldst'                                           '2'
'q-other'                                           '2'
'q-piano'                                           '1'
'q-play'                                            '2'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '4'
'replaygain_track_gain'                             '-6.84 dB'
'replaygain_track_peak'                             '0.984381'
'sha1'                                              'ed6819d2fbd5dc38769a75c6a542715d39e55a74'
'size'                                              '4208848'
'source'                                            'original'
'title'                                             'College Concert Promo'
'tracknum'                                          '37'
'width'                                             '0'

========================== row from database ==========================
                                              'id'  484562
                                            'path'  /data/Music/Bulk/0nonmusic/PsychedelicPromosRadioSpotsVol.3/37. Four Wheels - College Concert Promo.ogg
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  105
                                           'genre'  nonmusic-commercials
                                        'filesize'  1055386
                                           'mtime'  1620525719
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic PsychedelicPromosRadioSpotsVol.3 37. nonmusic commercials
                                      'tag_artist'  Four Wheels
                                     'tag_release'  Psychedelic Promos Radio Spots Vol. 3
                                       'tag_title'  College Concert Promo
                                             'bpm'  108.879
                                    'search_title'  'college':1 'concert':2 'promo':3
                                   'search_artist'  'four':1 'wheels':2
                                  'search_release'  '3':7 'promos':2 'psychedelic':1 'radio':3 'spots':4 'vol':5,6
                                     'search_rest'  '0nonmusic':1 '3':3,14 '37':5,6 'commercials':8 'nonmusic':7 'promos':10 'psychedelic':9 'psychedelicpromosradiospotsvol':2 'psychedelicpromosradiospotsvol3':4 'radio':11 'spots':12 'vol':13 'vol3':15
                                    'search_combo'  '0nonmusic':13 '3':12C,15,26 '37':17,18 'college':1A 'commercials':20 'concert':2A 'four':4B 'nonmusic':19 'promo':3A 'promos':7C,22 'psychedelic':6C,21 'psychedelicpromosradiospotsvol':14 'psychedelicpromosradiospotsvol3':16 'radio':8C,23 'spots':9C,24 'vol':10C,11C,25 'vol3':27 'wheels':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           '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-2', 'q-bass-3', 'q-vocals-4', 'q-unu-1']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525718.6138937  (2021-05-09 04:01:58)
                             'size'  1055386