======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '304'
                                          'artist'  'Kayo'
                                     'text_people'  ''
                                         'release'  'Mitsuami Heroine'
                                           'title'  'Bokutachi no Jikan'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'pop', 'female vocalists', 'japanese', 'j pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '5'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;set-pl-sced'
                                             'bpm'  '103'
                                             'key'  '8A'
                                        'acoustid'  '40e3782d-a83e-4dcb-983c-18636ac6c67c'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001478 000013B2 0000842A'
'COMM:iTunNORM:eng'                                 (' 00001478 000013B2 0000842A 000066A0 00030D6E 000138C5 00008000 00008000 '
 '00002727 00011187')
'TALB' (Album/Movie/Show title)                     'Mitsuami Heroine'
'TBPM' (BPM (beats per minute))                     '103'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'set-pl-sced']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-07-02'
'TIT2' (Title/songname/content description)         'Bokutachi no Jikan'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kayo'
'TPE2' (Band/orchestra/accompaniment)               'Kayo'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/5'
'TSO2'                                              'Kayo'
'TSOP' (Performer sort order)                       'Kayo'
'TXXX:ASIN'                                         'B00028XDLI'
'TXXX:Acoustid Id'                                  '40e3782d-a83e-4dcb-983c-18636ac6c67c'
'TXXX:Artists'                                      'Kayo'
'TXXX:MusicBrainz Album Artist Id'                  '82d4c8e5-b976-4db1-879f-ff5e24e835e1'
'TXXX:MusicBrainz Album Id'                         'db3a61b4-b28b-4e1a-be43-ee87e899a908'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '82d4c8e5-b976-4db1-879f-ff5e24e835e1'
'TXXX:MusicBrainz Release Group Id'                 'b5fd54e2-0077-3e58-b32b-e2c29174dc4e'
'TXXX:MusicBrainz Release Track Id'                 'cbea4671-2b2b-3725-9d76-41164f0ded97'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['swedish', 'pop', 'female vocalists', 'japanese', 'j pop']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.59 dB'
'TXXX:replaygain_track_peak'                        '0.323871'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1e80bab4-c36a-41a8-bd0c-f288fbd81e68')

========================== row from database ==========================
                                              'id'  935562
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/POLYSICS/Kayo (of Polysics) - [2004.07.02][album][256] Mitsuami Heroine/03 - Bokutachi no Jikan (Our time!).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  304
                                           'genre'  loc-asia-japan;set-pl-sced
                                        'filesize'  9795036
                                           'mtime'  1637019872
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia POLYSICS (of Polysics) [2004.07.02][album][256] 03 (Our time!) loc asia japan;set pl sced
                                      'tag_artist'  Kayo
                                     'tag_release'  Mitsuami Heroine
                                       'tag_title'  Bokutachi no Jikan
                                             'bpm'  103.0
                                    'search_title'  'bokutachi':1 'jikan':3 'no':2
                                   'search_artist'  'kayo':1
                                  'search_release'  'heroine':2 'mitsuami':1
                                     'search_rest'  '00asia':1 '02':8 '07':7 '2004':6 '20040702album256':11 '256':10 'album':9 'asia':17 'japan':18,20 'loc':16 'of':3,4 'our':12,13 'pl':22 'polysics':2,5 'sced':23 'set':19,21 'time':14,15
                                    'search_combo'  '00asia':7 '02':14 '07':13 '2004':12 '20040702album256':17 '256':16 'album':15 'asia':23 'bokutachi':1A 'heroine':6C 'japan':24,26 'jikan':3A 'kayo':4B 'loc':22 'mitsuami':5C 'no':2A 'of':9,10 'our':18,19 'pl':28 'polysics':8,11 'sced':29 'set':25,27 'time':20,21
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'pop', 'female vocalists', 'japanese', 'j pop']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637019871.6051881  (2021-11-16 00:44:31)
                             'size'  9795036