======================== unified (from filesystem) ========================
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                                        'duration'  '486'
                                          'artist'  '!!!'
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                            'musicbrainz_artistid'  ''
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                                      'tracktotal'  '10'
                                            'date'  '2007'
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                                             'key'  '8A'
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'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Warp'
'TRCK' (Track number/Position in set)               '8/10'
'TSO2'                                              '!!!'
'TSOP' (Performer sort order)                       '!!!'
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========================== row from database ==========================
                                              'id'  1354980
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/!!!/[2007] Myth Takes/08 Bend Over Beethoven.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  486
                                           'genre'  ifs-songwriter-indie-rock;ifs-songwriter-indie-pop
                                        'filesize'  11804218
                                           'mtime'  1621489096
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock [2007] 08 ifs songwriter indie rock;ifs songwriter indie pop
                                      'tag_artist'  !!!
                                     'tag_release'  Myth Takes
                                       'tag_title'  Bend Over Beethoven
                                             'bpm'  121.119
                                    'search_title'  'beethoven':3 'bend':1 'over':2
                                   'search_artist'  
                                  'search_release'  'myth':1 'takes':2
                                     'search_rest'  '00poprockelectronic':1 '2007':4,5 'ifs':6,10,12 'indie':8 'indierock':3 'pop':13 'poprock':2 'rock':9,11 'songwriter':7
                                    'search_combo'  '00poprockelectronic':6 '2007':9,10 'beethoven':3A 'bend':1A 'ifs':11,15,17 'indie':13 'indierock':8 'myth':4C 'over':2A 'pop':18 'poprock':7 'rock':14,16 'songwriter':12 'takes':5C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'dance', 'alternative', 'electronic', 'indie rock']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'rock', 'indie rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1621489095.8917089  (2021-05-20 07:38:15)
                             'size'  11804218