======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '627'
                                          'artist'  'Rainstick Orchestra'
                                     'text_people'  'Baku Tsunoda/Naomichi Tanaka'
                                         'release'  'The Floating Glass Key In The Sky'
                                           'title'  'A Closed Circuit'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['downtempo', 'jazz', 'ninja tune', 'chillout', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '107.0'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/WMCollectionID:B©¥øQÔ\x87J·O\x03ºÁ\x0cÞò'  PRIV(owner='WM/WMCollectionID', data=b'B\xa9\xa5\xf8Q\xd4\x87J\xb7O\x03\xba\xc1\x0c\xde\xf2')
'PRIV:WM/WMContentID:\x86açñÇ1\x1dC\x89\x85\x8a\xaddg1í'  PRIV(owner='WM/WMContentID', data=b'\x86a\xe7\xf1\xc71\x1dC\x89\x85\x8a\xaddg1\xed')
'TALB' (Album/Movie/Show title)                     'The Floating Glass Key In The Sky'
'TBPM' (BPM (beats per minute))                     '107.0'
'TCOM' (Composer)                                   'Baku Tsunoda/Naomichi Tanaka'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'A Closed Circuit'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rainstick Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Rainstick Orchestra'
'TPUB' (Publisher)                                  'Ninja Tune'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['downtempo', 'jazz', 'ninja tune', 'chillout', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.75 dB'
'TXXX:replaygain_track_peak'                        '0.956047'

========================== row from database ==========================
                                              'id'  1375054
                                            'path'  /data/Music/Bulk/00poprockelectronic/Rainstick Orchestra - The Floating Glass Key In The Sky (Ninja Tune, 2004) [192k]/Rainstick Orchestra - The Floating Glass Key In The Sky - 07 - A Closed Circuit.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  627
                                           'genre'  electronic
                                        'filesize'  15064251
                                           'mtime'  1636914325
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (Ninja Tune, 2004) [192k] 07 electronic
                                      'tag_artist'  Rainstick Orchestra
                                     'tag_release'  The Floating Glass Key In The Sky
                                       'tag_title'  A Closed Circuit
                                             'bpm'  107.0
                                    'search_title'  'a':1 'circuit':3 'closed':2
                                   'search_artist'  'orchestra':2 'rainstick':1
                                  'search_release'  'floating':2 'glass':3 'in':5 'key':4 'sky':6 'the':1
                                     'search_rest'  '00poprockelectronic':1 '192k':8,9 '2004':6,7 'electronic':10 'ninja':2,3 'tune':4,5
                                    'search_combo'  '00poprockelectronic':12 '192k':19,20 '2004':17,18 'a':1A 'circuit':3A 'closed':2A 'electronic':21 'floating':7C 'glass':8C 'in':10C 'key':9C 'ninja':13,14 'orchestra':5B 'rainstick':4B 'sky':11C 'the':6C 'tune':15,16
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['downtempo', 'jazz', 'ninja tune', 'chillout', 'electronic']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914325.0749285  (2021-11-14 19:25:25)
                             'size'  15064251