======================== unified (from filesystem) ========================
                                         'bitrate'  '175.272'
                                        'duration'  '289'
                                          'artist'  'YMCK'
                                     'text_people'  ''
                                         'release'  'Family Racing (bonus disc)'
                                           'title'  'Millky Blue 〜不思議の国のリドル〜(マグナロイドMIX)'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '5'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop;electronic-we-beeps or chip or pico'
                                             'bpm'  '98'
                                             'key'  '12A'
                                        'acoustid'  '7bb5b2ad-4de6-4c9e-984f-fc2f1c88c903'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Family Racing (bonus disc)'
'TBPM' (BPM (beats per minute))                     '98'
'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)                             '2005-12-21'
'TIT2' (Title/songname/content description)         'Millky Blue 〜不思議の国のリドル〜(マグナロイドMIX)'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'YMCK'
'TPE2' (Band/orchestra/accompaniment)               'YMCK'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'USAGI-CHANG RECORDS'
'TRCK' (Track number/Position in set)               '3/5'
'TSO2'                                              'YMCK'
'TSOP' (Performer sort order)                       'YMCK'
'TXXX:Acoustid Id'                                  '7bb5b2ad-4de6-4c9e-984f-fc2f1c88c903'
'TXXX:Artists'                                      'YMCK'
'TXXX:CATALOGNUMBER'                                'USGB-006'
'TXXX:MusicBrainz Album Artist Id'                  '3bd74fdb-a35e-4cad-bdd2-f2944c9db3d3'
'TXXX:MusicBrainz Album Id'                         '8ae3a5ca-b749-4e19-ad6e-af6b1fc21a8b'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'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'                 '9fcad389-2d9c-3211-af9c-eee25da5182b'
'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'                                       'Jpan'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.362984'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c0512303-7bd5-497d-aae0-b50f9daa68d0')

========================== row from database ==========================
                                              'id'  925541
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/YMCK/Family Racing/Family Racing Bonus CD/03 Milky Blue ~fushigi no kuni no Riddle~ (Magnaroid Mix) (Remixed by Magnaroid).mp3
                                         'working'  None
                                         'bitrate'  175
                                    'duration_sec'  289
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop;electronic-we-beeps or chip or pico
                                        'filesize'  6340295
                                           'mtime'  1621489977
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Bonus CD 03 Milky ~fushigi no kuni no Riddle~ (Magnaroid Mix) (Remixed by Magnaroid) loc asia japan;loc asia japan jpop;electronic we beeps or chip or pico
                                      'tag_artist'  YMCK
                                     'tag_release'  Family Racing (bonus disc)
                                       'tag_title'  Millky Blue 〜不思議の国のリドル〜(マグナロイドMIX)
                                             'bpm'  98.0
                                    'search_title'  'blue':2 'makunaroito':12,14 'makunaroitomix':8,10 'millky':1 'mix':15,16 'マグナロイドmix':4,6 '不思議no国noritoru':7,9,11,13 '不思議の国のリドル':3,5
                                   'search_artist'  'ymck':1
                                  'search_release'  'bonus':3,4 'disc':5,6 'family':1 'racing':2
                                     'search_rest'  '00asia':1 'asia':18 'beeps':29 'bonus':2 'by':15 'cd':3 'chip':31 'electronic':25,27 'fushigi':5 'japan':19,21,23 'jpop':24,26 'kuni':7 'loc':17,20,22 'magnaroid':9,10,16 'milky':4 'mix':11,12 'no':6 'or':30 'pico':32 'remixed':13,14 'riddle':8 'we':28
                                    'search_combo'  '00asia':24 'asia':41 'beeps':52 'blue':2A 'bonus':20C,21C,25 'by':38 'cd':26 'chip':54 'disc':22C,23C 'electronic':48,50 'family':18C 'fushigi':28 'japan':42,44,46 'jpop':47,49 'kuni':30 'loc':40,43,45 'magnaroid':32,33,39 'makunaroito':12A,14A 'makunaroitomix':8A,10A 'milky':27 'millky':1A 'mix':15A,16A,34,35 'no':29 'or':53 'pico':55 'racing':19C 'remixed':36,37 'riddle':31 'we':51 'ymck':17B 'マグナロイドmix':4A,6A '不思議no国noritoru':7A,9A,11A,13A '不思議の国のリドル':3A,5A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['chiptune', 'bitpop', '8 bit', 'japanese', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621489976.8415053  (2021-05-20 07:52:56)
                             'size'  6340295