======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '345'
                                          'artist'  'Merii'
                                     'text_people'  ''
                                         'release'  'Gendai Stoic'
                                           'title'  'pink no iro no seisyun'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['j-rock', 'visual kei', 'japanese', 'rock', 'eroguro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '144.438'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000017B4 00001C94 00004CFB'
'COMM:iTunNORM:eng'                                 (' 000017B4 00001C94 00004CFB 000047AC 0002BF4E 00035BA5 00008000 00008000 '
 '0000273E 00002727')
'TALB' (Album/Movie/Show title)                     'Gendai Stoic'
'TBPM' (BPM (beats per minute))                     '144.438'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'pink no iro no seisyun'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Merii'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['j-rock', 'visual kei', 'japanese', 'rock', 'eroguro']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.28 dB'
'TXXX:replaygain_track_peak'                        '0.413886'

========================== row from database ==========================
                                              'id'  318881
                                            'path'  /data/Music/Bulk/00localcharacter/Merii/Gendai Stoic/11 pink no iro no seisyun.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  345
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  5529472
                                           'mtime'  1637330174
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 11 loc asia japan;loc asia japan jrock
                                      'tag_artist'  Merii
                                     'tag_release'  Gendai Stoic
                                       'tag_title'  pink no iro no seisyun
                                             'bpm'  144.438
                                    'search_title'  'iro':3 'no':2 'pink':1 'seisyun':4
                                   'search_artist'  'merii':1
                                  'search_release'  'gendai':1 'stoic':2
                                     'search_rest'  'asia':2 'japan':3,5,7 'jrock':8 'loc':1,4,6
                                    'search_combo'  'asia':9 'gendai':6C 'iro':3A 'japan':10,12,14 'jrock':15 'loc':8,11,13 'merii':5B 'no':2A 'pink':1A 'seisyun':4A 'stoic':7C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j-rock', 'visual kei', 'japanese', 'rock', 'eroguro']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330174.4801486  (2021-11-19 14:56:14)
                             'size'  5529472