======================== unified (from filesystem) ========================
                                         'bitrate'  '190.997'
                                        'duration'  '262'
                                          'artist'  '灰野敬二'
                                     'text_people'  ''
                                         'release'  'Black Blues [electric]'
                                           'title'  "I Don't Want to Know"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['noise', 'japanese', 'drone', 'avant garde', 'japanoise', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '6'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;set-pl-sced'
                                             'bpm'  '138.229'
                                             'key'  '10A'
                                        'acoustid'  'b140c041-1ae2-4e80-9da7-5f90ab7c4057'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '[Haino Keiji]'
'COMM:ID3v1 Comment:XXX'                            '[Haino Keiji]'
'COMM:iTunNORM:eng'                                 (' 000011F6 0000114B 00007D56 00004AD4 00010D02 00010D19 00007E61 00007380 '
 '0001364A 0002434F')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x008\x006\x007\x008\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x005\x000\x007\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x002\x005\x004\x008\x003\x004\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x008\x006\x007\x008\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x005\x000\x007\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x002\x005\x004\x008\x003\x004\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ÕÐ&?\x1dDªF\x9d|âð¨0ÿ'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd5\xd0&?\x1dD\xaaF\x9d|\xe2\xf0\xc2\xa80\xff')
'PRIV:WM/WMCollectionID:ÕÐ&?\x1dDªF\x9d|âð¨0ÿ'     PRIV(owner='WM/WMCollectionID', data=b'\xd5\xd0&?\x1dD\xaaF\x9d|\xe2\xf0\xc2\xa80\xff')
'PRIV:WM/WMContentID:åì\x00\x1eí\x9bîH³²\x15X¼\x8aö¹'  PRIV(owner='WM/WMContentID', data=b'\xe5\xec\x00\x1e\xed\x9b\xeeH\xb3\xb2\x15X\xbc\x8a\xf6\xb9')
'TALB' (Album/Movie/Show title)                     'Black Blues [electric]'
'TBPM' (BPM (beats per minute))                     '138.229'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'set-pl-sced']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-05-24'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         "I Don't Want to Know"
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kaji Haino'
'TPE2' (Band/orchestra/accompaniment)               '灰野敬二'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  "Les Disques du Soleil et de l'Acier"
'TRCK' (Track number/Position in set)               '4/6'
'TSO2'                                              'Haino, Keiji'
'TSOP' (Performer sort order)                       'Haino, Keiji'
'TXXX:ASIN'                                         'B00026WSNE'
'TXXX:Acoustid Id'                                  'b140c041-1ae2-4e80-9da7-5f90ab7c4057'
'TXXX:Artists'                                      '灰野敬二'
'TXXX:BARCODE'                                      '3700078411179'
'TXXX:CATALOGNUMBER'                                'DSA54088'
'TXXX:MusicBrainz Album Artist Id'                  '00f58b1e-fdb3-4971-8cb0-dc5a3f188ade'
'TXXX:MusicBrainz Album Id'                         '2a32f2e1-026c-4c87-9f60-669130e61d2b'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '00f58b1e-fdb3-4971-8cb0-dc5a3f188ade'
'TXXX:MusicBrainz Release Group Id'                 '131014b7-ed26-3dc4-bbba-72c74f6547a5'
'TXXX:MusicBrainz Release Track Id'                 'e4d97c32-fa8a-3920-9553-dd7772d7ee47'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['noise', 'japanese', 'drone', 'avant garde', 'japanoise', 'experimental']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.57 dB'
'TXXX:replaygain_track_peak'                        '0.361521'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'684195a5-77bb-4924-a147-9c14cf3fbce0')

========================== row from database ==========================
                                              'id'  1518465
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/灰野敬二/[2004] Black Blues (Violent Version)/04 I Don_t Want to Know.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  262
                                           'genre'  loc-asia-japan;set-pl-sced
                                        'filesize'  6288634
                                           'mtime'  1637019866
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2004] (Violent Version) 04 Don_t loc asia japan;set pl sced
                                      'tag_artist'  灰野敬二
                                     'tag_release'  Black Blues [electric]
                                       'tag_title'  I Don't Want to Know
                                             'bpm'  138.229
                                    'search_title'  'don':2 'dont':4 'i':1 'know':7 't':3 'to':6 'want':5
                                   'search_artist'  '灰野敬二':1
                                  'search_release'  'black':1 'blues':2 'electric':3,4
                                     'search_rest'  '00asia':1 '2004':2,3 'asia':11 'don':8 'japan':12,14 'loc':10 'pl':16 'sced':17 'set':13,15 't':9 'version':6,7 'violent':4,5
                                    'search_combo'  '00asia':13 '2004':14,15 'asia':23 'black':9C 'blues':10C 'don':2A,20 'dont':4A 'electric':11C,12C 'i':1A 'japan':24,26 'know':7A 'loc':22 'pl':28 'sced':29 'set':25,27 't':3A,21 'to':6A 'version':18,19 'violent':16,17 'want':5A '灰野敬二':8B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'japanese', 'drone', 'avant garde', 'japanoise', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637019865.8474753  (2021-11-16 00:44:25)
                             'size'  6288634