======================== unified (from filesystem) ========================
                                         'bitrate'  '256.542'
                                        'duration'  '232'
                                          'artist'  'Filastine'
                                     'text_people'  ''
                                         'release'  'Dirty Bomb'
                                           'title'  'Singularities'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', "
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 "'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['ethnocore', 'dubstep', 'hip hop', 'broken world beats', 'electronic', "
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                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '84.140'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:ID3v1 Comment:eng'                            '0'
'COMM:iTunes_CDDB_IDs:eng'                          '17+B214DA5ADD58392E3C3CA78A8821F6C8+12168672'
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'TBPM' (BPM (beats per minute))                     '84.140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Singularities'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Filastine'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['ethnocore',
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 'hip hop',
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 'electronic',
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'TXXX:q-grit'                                       '2'
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========================== row from database ==========================
                                              'id'  1313296
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/[rmz-032] Filastine - Dirty bomb (CD, 2009)/01 singularities.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  232
                                           'genre'  electronic-experimental
                                        'filesize'  7473870
                                           'mtime'  1621695580
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm [rmz 032] bomb (CD, 2009) 01 singularities electronic experimental
                                      'tag_artist'  Filastine
                                     'tag_release'  Dirty Bomb
                                       'tag_title'  Singularities
                                             'bpm'  84.14
                                    'search_title'  'singularities':1
                                   'search_artist'  'filastine':1
                                  'search_release'  'bomb':2 'dirty':1
                                     'search_rest'  '032':3,4 '2009':8,9 'bomb':5 'cd':6,7 'electronic':11 'experimental':12 'rmz':1,2 'singularities':10
                                    'search_combo'  '032':7,8 '2009':12,13 'bomb':4C,9 'cd':10,11 'dirty':3C 'electronic':15 'experimental':16 'filastine':2B 'rmz':5,6 'singularities':1A,14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['ethnocore', 'dubstep', 'hip hop', 'broken world beats', 'electronic', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695579.60174  (2021-05-22 16:59:39)
                             'size'  7473870