======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '208'
                                          'artist'  'The Stone Roses'
                                     'text_people'  ''
                                         'release'  'In The Studio 2'
                                           'title'  'John/Reni: The Funky Jam'
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                                      'lastfmtags'  "['indie', 'madchester', 'britpop', 'alternative', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '18'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '144.438'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 00000021 00000015 0000044F 0000026F 0001B6FA 0001B6FA 00002BB1 00002888 '
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'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008D0 00000000008C09A0 00000000 00000000 00000000 '
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'COMM:iTunes_CDDB_IDs:eng'                          '18+A9A7D83EC269E0930667CDDF0BE902D3+3119541'
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'TBPM' (BPM (beats per minute))                     '144.438'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '1990'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         'John/Reni: The Funky Jam'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Stone Roses'
'TRCK' (Track number/Position in set)               '13/18'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'madchester', 'britpop', 'alternative', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
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'TXXX:replaygain_track_peak'                        '0.964006'

========================== row from database ==========================
                                              'id'  1261340
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Stone Roses/Stone Roses - In The Studio 2/13 John_Reni_ The Funky Jam.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  208
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4998272
                                           'mtime'  1638554827
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 13 John_Reni_ ifs songwriter indie rock
                                      'tag_artist'  The Stone Roses
                                     'tag_release'  In The Studio 2
                                       'tag_title'  John/Reni: The Funky Jam
                                             'bpm'  144.438
                                    'search_title'  'funky':5 'jam':6 'john':1 'johnreni':3 'reni':2 'the':4
                                   'search_artist'  'roses':3 'stone':2 'the':1
                                  'search_release'  '2':4 'in':1 'studio':3 'the':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':6 'indie':7 'john':4 'reni':5 'rock':8 'songwriter':2
                                    'search_combo'  '00singer':14 '2':13C 'eos':16 'funky':5A 'ifs':19 'in':10C 'indie':20 'jam':6A 'john':1A,17 'johnreni':3A 'reni':2A,18 'rock':21 'roses':9B 'songwriter':15 'stone':8B 'studio':12C 'the':4A,7B,11C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  5A
                                           '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-4', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'madchester', 'britpop', 'alternative', 'rock']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554826.881603  (2021-12-03 19:07:06)
                             'size'  4998272