======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '106'
                                          'artist'  '椎名林檎'
                                     'text_people'  ''
                                         'release'  '勝訴ストリップ'
                                           'title'  'ストイシズム'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-2', 'Q-LOCALNESS-2', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted'
                                             'bpm'  '100.009'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00002508 00003BCD 0000795E'
'COMM:iTunNORM:eng'                                 (' 00002508 00003BCD 0000795E 00009482 0000C395 00009C57 00008000 00008000 '
 '00007547 00007530')
'TALB' (Album/Movie/Show title)                     '勝訴ストリップ'
'TBPM' (BPM (beats per minute))                     '100.009'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan-jrock-shibuyakei',
 'loc-asia-japan',
 'prerock-jb-jazz-unsorted']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'ストイシズム'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shiina Ringo & Tokyo Jihen'
'TPE2' (Band/orchestra/accompaniment)               '椎名林檎'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
'TXXX:other'                                        '2000'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.354443'

========================== row from database ==========================
                                              'id'  923402
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Shiina Ringo & Tokyo Jihen/[2000] 勝訴ストリップ/08 ストイシズム.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  106
                                           'genre'  loc-asia-japan-jrock-shibuyakei;loc-asia-japan;prerock-jb-jazz-unsorted
                                        'filesize'  2602015
                                           'mtime'  1620540358
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Shiina Ringo & Tokyo Jihen [2000] 08 loc asia japan jrock shibuyakei;loc asia japan;prerock jb jazz unsorted
                                      'tag_artist'  椎名林檎
                                     'tag_release'  勝訴ストリップ
                                       'tag_title'  ストイシズム
                                             'bpm'  100.009
                                    'search_title'  'sutoisisumu':2 'ストイシズム':1
                                   'search_artist'  '椎名林檎':1
                                  'search_release'  '勝訴sutorituhu':2 '勝訴ストリップ':1
                                     'search_rest'  '00asia':1 '2000':6,7 'asia':9 'japan':10,16,18 'jazz':21 'jb':20 'jihen':5 'jrock':11 'loc':8,13,15 'prerock':17,19 'ringo':3 'shibuyakei':12,14 'shiina':2 'tokyo':4 'unsorted':22
                                    'search_combo'  '00asia':6 '2000':11,12 'asia':14 'japan':15,21,23 'jazz':26 'jb':25 'jihen':10 'jrock':16 'loc':13,18,20 'prerock':22,24 'ringo':8 'shibuyakei':17,19 'shiina':7 'sutoisisumu':2A 'tokyo':9 'unsorted':27 'ストイシズム':1A '勝訴sutorituhu':5C '勝訴ストリップ':4C '椎名林檎':3B
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540358.05526  (2021-05-09 08:05:58)
                             'size'  2602015