======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '312'
                                          'artist'  'Fujifabric'
                                     'text_people'  ''
                                         'release'  'フジファブリック'
                                           'title'  '桜の季節'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['j-rock', 'japanese', 'rock', 'alternative', 'j-pop']"
                                     'discogstags'  "['j-pop', 'alternative rock', 'rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '125'
                                             'key'  '6A'
                                        'acoustid'  'e111c592-2abc-4fcd-bed1-31c253dde1a9'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000B4E 00000F0F 00002349'
'COMM:iTunNORM:eng'                                 (' 00000B4E 00000F0F 00002349 0000398C 0002E65E 00041EC7 00007538 00007CE3 '
 '000222F7 000222F7')
'TALB' (Album/Movie/Show title)                     'フジファブリック'
'TBPM' (BPM (beats per minute))                     '125'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-11-10'
'TIT2' (Title/songname/content description)         '桜の季節'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '312733'
'TMED' (Media type)                                 'Enhanced CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Fujifabric'
'TPE2' (Band/orchestra/accompaniment)               'Fujifabric'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Capitol Records'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Fujifabric'
'TSOP' (Performer sort order)                       'Fujifabric'
'TXXX:ASIN'                                         'B00062RTFG'
'TXXX:Acoustid Id'                                  'e111c592-2abc-4fcd-bed1-31c253dde1a9'
'TXXX:Artists'                                      'Fujifabric'
'TXXX:BARCODE'                                      '4988006194236'
'TXXX:CATALOGNUMBER'                                'TOCT-25519'
'TXXX:MusicBrainz Album Artist Id'                  '8f026642-9e02-4f1b-880d-0ae7894a3e92'
'TXXX:MusicBrainz Album Id'                         'e4ad84e2-63a1-4d64-8671-9dc0120cc2d4'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8f026642-9e02-4f1b-880d-0ae7894a3e92'
'TXXX:MusicBrainz Release Group Id'                 'be748650-94f5-3b91-b232-260541af5559'
'TXXX:MusicBrainz Release Track Id'                 '3746a9b9-ee7a-3579-b0fd-b8e3055c32b7'
'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:SCRIPT'                                       'Jpan'
'TXXX:discogstags'                                  ['j-pop', 'alternative rock', 'rock', 'pop']
'TXXX:lastfmtags'                                   ['j-rock', 'japanese', 'rock', 'alternative', 'j-pop']
'TXXX:originalyear'                                 '2004'
'TXXX:other'                                        '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.86 dB'
'TXXX:replaygain_track_peak'                        '0.467532'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd0fbdb27-8ae8-470e-8859-490528c65e38')

========================== row from database ==========================
                                              'id'  926498
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Fujifabric/[2004] フジファブリック/01 桜の季節.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  312
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  7541292
                                           'mtime'  1637330154
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2004] 01 loc asia japan;loc asia japan jpop
                                      'tag_artist'  Fujifabric
                                     'tag_release'  フジファブリック
                                       'tag_title'  桜の季節
                                             'bpm'  125.0
                                    'search_title'  '桜no季節':2 '桜の季節':1
                                   'search_artist'  'fujifabric':1
                                  'search_release'  'husihuahurituku':2 'フジファブリック':1
                                     'search_rest'  '00asia':1 '2004':2,3 'asia':5 'japan':6,8,10 'jpop':11 'loc':4,7,9
                                    'search_combo'  '00asia':6 '2004':7,8 'asia':10 'fujifabric':3B 'husihuahurituku':5C 'japan':11,13,15 'jpop':16 'loc':9,12,14 'フジファブリック':4C '桜no季節':2A '桜の季節':1A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j-rock', 'japanese', 'rock', 'alternative', 'j-pop']
                                        'tag_date'  2004
                                     'discogstags'  ['j-pop', 'alternative rock', 'rock', 'pop']

============================== file details ==============================
                                           'mtime'  1637330154.3804505  (2021-11-19 14:55:54)
                             'size'  7541292