======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '270'
                                          'artist'  'YMCK'
                                     'text_people'  'Nakamura'
                                         'release'  'Family Racing'
                                           'title'  'Milky Blue -Riddle In Wonderland-'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '8'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop;electronic-we-beeps or chip or pico'
                                             'bpm'  '98'
                                             'key'  '12B'
                                        'acoustid'  '19bcb82d-d322-4b46-8f01-38ab4ee4aaab'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000010EB 0000105C 00006C03'
'COMM:iTunNORM:eng'                                 (' 000010EB 0000105C 00006C03 00005C55 0002D85E 0003A67D 000091DA 00008E45 '
 '00027705 000295A1')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000750 0000000000B5AB20 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '8+773A8C03F14C715B9452C5C324E2D2E3+6563930'
'TALB' (Album/Movie/Show title)                     'Family Racing'
'TBPM' (BPM (beats per minute))                     '98'
'TCOM' (Composer)                                   'Nakamura'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop', 'electronic-we-beeps or chip or pico']
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v6.0.2'
'TIT2' (Title/songname/content description)         'Milky Blue -Riddle In Wonderland-'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'YMCK'
'TPE2' (Band/orchestra/accompaniment)               'YMCK'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/8'
'TSO2'                                              'YMCK'
'TSOP' (Performer sort order)                       'YMCK'
'TXXX:Acoustid Id'                                  '19bcb82d-d322-4b46-8f01-38ab4ee4aaab'
'TXXX:Artists'                                      'YMCK'
'TXXX:MusicBrainz Album Artist Id'                  '3bd74fdb-a35e-4cad-bdd2-f2944c9db3d3'
'TXXX:MusicBrainz Album Id'                         'c555df63-b51c-4bd0-aaf5-3a2a2b08e04e'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '3bd74fdb-a35e-4cad-bdd2-f2944c9db3d3'
'TXXX:MusicBrainz Release Group Id'                 '9c3a9605-f097-3b4c-ba69-312f2e3a13ea'
'TXXX:MusicBrainz Release Track Id'                 'a2c3680d-a6b2-4271-976b-35af315f0801'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.85 dB'
'TXXX:replaygain_track_peak'                        '0.401591'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'78472eaa-05b1-4e3d-b602-38348458764d')

========================== row from database ==========================
                                              'id'  927156
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/YMCK/[2005] FAMILY RACING/07 Milky Blue ～不思議の国のリドル～.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  270
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop;electronic-we-beeps or chip or pico
                                        'filesize'  6508967
                                           'mtime'  1621489976
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2005] FAMILY RACING 07 ～不思議の国のリドル～ loc asia japan;loc asia japan jpop;electronic we beeps or chip or pico
                                      'tag_artist'  YMCK
                                     'tag_release'  Family Racing
                                       'tag_title'  Milky Blue -Riddle In Wonderland-
                                             'bpm'  98.0
                                    'search_title'  'blue':2 'in':5 'milky':1 'riddle':3,4 'wonderland':6,7
                                   'search_artist'  'ymck':1
                                  'search_release'  'family':1 'racing':2
                                     'search_rest'  '00asia':1 '2005':2,3 'asia':9 'beeps':20 'chip':22 'electronic':16,18 'family':4 'japan':10,12,14 'jpop':15,17 'loc':8,11,13 'or':21 'pico':23 'racing':5 'we':19 '不思議no国noritoru':7 '不思議の国のリドル':6
                                    'search_combo'  '00asia':11 '2005':12,13 'asia':19 'beeps':30 'blue':2A 'chip':32 'electronic':26,28 'family':9C,14 'in':5A 'japan':20,22,24 'jpop':25,27 'loc':18,21,23 'milky':1A 'or':31 'pico':33 'racing':10C,15 'riddle':3A,4A 'we':29 'wonderland':6A,7A 'ymck':8B '不思議no国noritoru':17 '不思議の国のリドル':16
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  12B
                                           '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-1', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621489976.0596328  (2021-05-20 07:52:56)
                             'size'  6508967