======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '272'
                                          'artist'  'Haniwa-chan'
                                     'text_people'  ''
                                         'release'  'かなしばり'
                                           'title'  'インドラ・チヨ一ク'
                                           'quals'  ("['Q-UNU-1', 'Q-HAP-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese/zolo/rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk;loc-asia-japan'
                                             'bpm'  '97'
                                             'key'  '3A'
                                        'acoustid'  '265af787-3ff4-4653-86e4-5f8e22465a67'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000055A 0000057F 00006A20 000059B7 000413FA 000413FA 000082EB 00008469 '
 '000413FA 00041414')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AA4 0000000000B72F4C 00000000 0084DB6E 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '13+8C347EEB559937943A8432A50B14F307+1080280'
'TALB' (Album/Movie/Show title)                     'かなしばり'
'TBPM' (BPM (beats per minute))                     '97'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk;loc-asia-japan'
'TDOR' (Original release time)                      '1991'
'TDRC' (Recording time)                             '1991-08-28'
'TENC' (Encoded by)                                 'iTunes v7.0.2'
'TIT2' (Title/songname/content description)         'インドラ・チヨ一ク'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Haniwa-chan'
'TPE2' (Band/orchestra/accompaniment)               'Haniwa-chan'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sony Records'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'Haniwa-chan'
'TSOP' (Performer sort order)                       'Haniwa-chan'
'TXXX:ASIN'                                         'B000064QGS'
'TXXX:Acoustid Id'                                  '265af787-3ff4-4653-86e4-5f8e22465a67'
'TXXX:Artists'                                      'Haniwa-chan'
'TXXX:BARCODE'                                      '4988009213422'
'TXXX:CATALOGNUMBER'                                'SRCL 2134'
'TXXX:MusicBrainz Album Artist Id'                  '0db1261a-794e-4961-86f3-5163e7ecc874'
'TXXX:MusicBrainz Album Id'                         '294d7e91-1ebe-47e8-82d3-430ef099e09b'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0db1261a-794e-4961-86f3-5163e7ecc874'
'TXXX:MusicBrainz Release Group Id'                 '57b6e451-343b-46c0-b5f4-27f3a7c9b6f2'
'TXXX:MusicBrainz Release Track Id'                 '045c49a9-5b0b-425d-8668-95af22c78253'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   'japanese/zolo/rock'
'TXXX:originalyear'                                 '1991'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.08 dB'
'TXXX:replaygain_track_peak'                        '0.751856'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ecc9e83f-76b0-448b-a905-bc6e489ec054')

========================== row from database ==========================
                                              'id'  1456847
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Kanashibari/06 インドラ・チョーク (Indra Chalk) (2).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  272
                                           'genre'  electronic-we-new wave or post punk;loc-asia-japan
                                        'filesize'  8784468
                                           'mtime'  1620611476
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk Kanashibari 06 インドラ・チョーク (Indra Chalk) (2) electronic we new wave or post punk;loc asia japan
                                      'tag_artist'  Haniwa-chan
                                     'tag_release'  かなしばり
                                       'tag_title'  インドラ・チヨ一ク
                                             'bpm'  97.0
                                    'search_title'  'intora':3 'tiyo一ku':4 'インドラ':1 'チヨ一ク':2
                                   'search_artist'  'chan':2 'haniwa':1 'haniwachan':3
                                  'search_release'  'kanasihari':2 'かなしばり':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '2':28,29 '4a':23 'a':7,15,16 'asia':40 'aƒ':8,10,11,12,13,14,19,20,21 'aƒ1':22 'aƒ3aƒˆa':17 'aƒˆa':9 'chalk':26,27 'disco':3 'electronic':30 'indra':24,25 'japan':41 'kanashibari':6 'loc':37,39 'new':32 'or':34 'post':35 'postpunk':5 'punk':36,38 'tmaƒ':18 'wave':33 'waves':2 'we':31
                                    'search_combo'  '00newwave':13 '00poprockelectronic':10 '2':37,38 '4a':32 'a':16,24,25 'asia':49 'aƒ':17,19,20,21,22,23,28,29,30 'aƒ1':31 'aƒ3aƒˆa':26 'aƒˆa':18 'chalk':35,36 'chan':6B 'disco':12 'electronic':39 'haniwa':5B 'haniwachan':7B 'indra':33,34 'intora':3A 'japan':50 'kanashibari':15 'kanasihari':9C 'loc':46,48 'new':41 'or':43 'post':44 'postpunk':14 'punk':45,47 'tiyo一ku':4A 'tmaƒ':27 'wave':42 'waves':11 'we':40 'かなしばり':8C 'インドラ':1A 'チヨ一ク':2A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'q-piano-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-JZFKS-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['japanese/zolo/rock']
                                        'tag_date'  1991
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620611476.2734613  (2021-05-10 03:51:16)
                             'size'  8784468