======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '2547'
                                          'artist'  'Dokaka'
                                     'text_people'  ''
                                         'release'  'The Dokaka Discography'
                                           'title'  'Tales Of Doka-Nemesis'
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 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
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                                      'lastfmtags'  "['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']"
                                     'discogstags'  "['j-pop', 'electronic', 'pop', 'vocal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '63'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-a capella'
                                             'bpm'  '143.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunes_CDDB_IDs:eng'                          '63++'
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'TBPM' (BPM (beats per minute))                     '143.2'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-a capella'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Tales Of Doka-Nemesis'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dokaka'
'TPOS' (Part of a set)                              '6/6'
'TRCK' (Track number/Position in set)               '1/63'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['j-pop', 'electronic', 'pop', 'vocal']
'TXXX:lastfmtags'                                   ['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.379160'

========================== row from database ==========================
                                              'id'  1114657
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Dokaka Discography/6-01 Tales Of Doka-Nemesis.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  2547
                                           'genre'  ifs-songwriter-a capella
                                        'filesize'  101882913
                                           'mtime'  1628356117
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 6 01 ifs songwriter capella
                                      'tag_artist'  Dokaka
                                     'tag_release'  The Dokaka Discography
                                       'tag_title'  Tales Of Doka-Nemesis
                                             'bpm'  143.2
                                    'search_title'  'doka':3 'dokanemesis':5 'nemesis':4 'of':2 'tales':1
                                   'search_artist'  'dokaka':1
                                  'search_release'  'discography':3 'dokaka':2 'the':1
                                     'search_rest'  '6':1 'capella':4 'ifs':2 'songwriter':3
                                    'search_combo'  '6':10 'capella':13 'discography':9C 'doka':3A 'dokaka':6B,8C 'dokanemesis':5A 'ifs':11 'nemesis':4A 'of':2A 'songwriter':12 'tales':1A 'the':7C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  ['j-pop', 'electronic', 'pop', 'vocal']

============================== file details ==============================
                                           'mtime'  1628356116.57034  (2021-08-07 19:08:36)
                             'size'  101882913