======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '61'
                                          'artist'  'Grass Roots'
                                     'text_people'  ''
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                                      'lastfmtags'  "['classic rock', '60s', 'oldies', 'rock', 'pop']"
                                     'discogstags'  "['free jazz', 'jazz', 'contemporary jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials'
                                             'bpm'  '128.170'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Psychedelic Promos Radio Spots Vol. 5'
'artist'                                            'Grass Roots'
'bpm'                                               '128.170'
'comment'                                           'http://archive.org/details/PsychedelicPromosRadioSpotsVol.5'
'crc32'                                             '6f091b4a'
'date'                                              '1970'
'discogstags'                                       ['free jazz', 'jazz', 'contemporary jazz']
'encoder'                                           ['Lavc55.68.101 libvorbis', 'Lavf55.45.100']
'format'                                            'VBR MP3'
'genre'                                             'nonmusic-commercials'
'height'                                            '0'
'key'                                               '12B'
'lastfmtags'                                        ['classic rock', '60s', 'oldies', 'rock', 'pop']
'length'                                            '61.83'
'md5'                                               '07c37b9a070291345e506d4fe43d65f9'
'mtime'                                             '1407596651'
'q-bass'                                            '4'
'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'                             '-7.23 dB'
'replaygain_track_peak'                             '1.049032'
'sha1'                                              'b41322afca84c4b90e03bb0f14c4348d4a5f5816'
'size'                                              '2474317'
'source'                                            'original'
'title'                                             'Alone Phone # 2'
'tracknum'                                          '47'
'tracknumber'                                       '47'
'width'                                             '0'

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/0nonmusic/PsychedelicPromosRadioSpotsVol.5/47. Grass Roots - Alone Phone # 2.ogg
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  61
                                           'genre'  nonmusic-commercials
                                        'filesize'  567187
                                           'mtime'  1620525863
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic PsychedelicPromosRadioSpotsVol.5 47. nonmusic commercials
                                      'tag_artist'  Grass Roots
                                     'tag_release'  Psychedelic Promos Radio Spots Vol. 5
                                       'tag_title'  Alone Phone # 2
                                             'bpm'  128.17
                                    'search_title'  '2':3 'alone':1 'phone':2
                                   'search_artist'  'grass':1 'roots':2
                                  'search_release'  '5':7 'promos':2 'psychedelic':1 'radio':3 'spots':4 'vol':5,6
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                                    'search_combo'  '0nonmusic':13 '2':3A '47':17,18 '5':12C,15,26 'alone':1A 'commercials':20 'grass':4B 'nonmusic':19 'phone':2A 'promos':7C,22 'psychedelic':6C,21 'psychedelicpromosradiospotsvol':14 'psychedelicpromosradiospotsvol5':16 'radio':8C,23 'roots':5B 'spots':9C,24 'vol':10C,11C,25 'vol5':27
                                    'tag_tracknum'  47
                                      'num_images'  0
                                             'key'  12B
                                           '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-4', 'q-vocals-4', 'q-unu-1']
                                      'lastfmtags'  ['classic rock', '60s', 'oldies', 'rock', 'pop']
                                        'tag_date'  1970
                                     'discogstags'  ['free jazz', 'jazz', 'contemporary jazz']

============================== file details ==============================
                                           'mtime'  1620525862.9626563  (2021-05-09 04:04:22)
                             'size'  567187