======================== unified (from filesystem) ========================
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                                        'duration'  '318'
                                          'artist'  'Yeskim'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
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                                      'tracktotal'  '15'
                                            'date'  '2003'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

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'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
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'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Yeskim'
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'TXXX:lastfmtags'                                   ['yes', 'swissbear top 10', 'new age', 'pedro01', 'plinio01']
'TXXX:originalyear'                                 '2003'
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========================== row from database ==========================
                                              'id'  1534663
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tibet__A tantric ritual.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  318
                                           'genre'  loc-asia-tibet
                                        'filesize'  5159559
                                           'mtime'  1620592445
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Tibet__A tantric ritual loc asia tibet
                                      'tag_artist'  Yeskim
                                     'tag_release'  Music Inspired by Lord of the Rings
                                       'tag_title'  A Tantric Ritual
                                             'bpm'  120.113
                                    'search_title'  'a':1 'ritual':3 'tantric':2
                                   'search_artist'  'yeskim':1
                                  'search_release'  'by':3 'inspired':2 'lord':4 'music':1 'of':5 'rings':7 'the':6
                                     'search_rest'  '00poprockelectronic':1 'a':3 'asia':7 'loc':6 'ritual':5 'tantric':4 'tibet':2,8
                                    'search_combo'  '00poprockelectronic':12 'a':1A,14 'asia':18 'by':7C 'inspired':6C 'loc':17 'lord':8C 'music':5C 'of':9C 'rings':11C 'ritual':3A,16 'tantric':2A,15 'the':10C 'tibet':13,19 'yeskim':4B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['yes', 'swissbear top 10', 'new age', 'pedro01', 'plinio01']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592444.6307576  (2021-05-09 22:34:04)
                             'size'  5159559