======================== unified (from filesystem) ========================
                                         'bitrate'  '191.539'
                                        'duration'  '212'
                                          'artist'  'Fantastic Plastic Machine'
                                     'text_people'  ''
                                         'release'  'Imaginations'
                                           'title'  "Don't You Know?"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-4', 'q-syn-2', '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-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']"
                                     'discogstags'  "['electronic', 'house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;set-pl-sced;prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '128'
                                             'key'  '3B'
                                        'acoustid'  'c254d3d6-f000-42e4-b58f-9ae9fdc07dc1'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001044 00001081 00004620'
'COMM:iTunNORM:eng'                                 (' 00001044 00001081 00004620 00003A3C 0002BF33 00029542 00008000 00008000 '
 '000096D8 000096AA')
'TALB' (Album/Movie/Show title)                     'Imaginations'
'TBPM' (BPM (beats per minute))                     '128'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'set-pl-sced', 'prerock-jb-jazz-lounge or exotica or bossa']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-02-22'
'TENC' (Encoded by)                                 "i'm too lame to change the default settings"
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Ayumi Kawasaki'], ['producer', 'Masayuki Kumahara'], ['producer', 'Masato Matsuura'], ['producer', 'Katsurō Ōshita'], ['producer', 'Tomoyuki Tanaka']])
'TIT2' (Title/songname/content description)         "Don't You Know?"
'TKEY' (Initial key)                                '3B'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Fantastic Plastic Machine feat. Clazziquai Project'
'TPE2' (Band/orchestra/accompaniment)               'Fantastic Plastic Machine'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'cutting edge'
'TRCK' (Track number/Position in set)               '3/13'
'TSO2'                                              'Fantastic Plastic Machine'
'TSOP' (Performer sort order)                       'Fantastic Plastic Machine feat. Clazziquai Project'
'TSRC' (ISRC (international standard recording code))  'JPB600582703'
'TXXX:ASIN'                                         'B000CQM0NM'
'TXXX:Acoustid Id'                                  'c254d3d6-f000-42e4-b58f-9ae9fdc07dc1'
'TXXX:Artists'                                      'Fantastic Plastic Machine/Clazziquai Project'
'TXXX:BARCODE'                                      '4945817144560'
'TXXX:CATALOGNUMBER'                                'CTCR-14456'
'TXXX:MusicBrainz Album Artist Id'                  '30b39f11-2f7b-482c-b3b2-21fd5d30b556'
'TXXX:MusicBrainz Album Id'                         '446c7b3e-b4c4-428d-be05-d336fcec8b4a'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '30b39f11-2f7b-482c-b3b2-21fd5d30b556/8baba03b-38da-42a4-b905-5326c828bf4e'
'TXXX:MusicBrainz Release Group Id'                 '3361c7e7-1cc5-3648-b2ab-ab1b24eed1d9'
'TXXX:MusicBrainz Release Track Id'                 'e81aed2a-cdcc-31a9-bd47-460f71f64a39'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'house']
'TXXX:lastfmtags'                                   ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.17 dB'
'TXXX:replaygain_track_peak'                        '0.419015'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bfd98a3c-1955-4728-89e2-5bb2da816b26')

========================== row from database ==========================
                                              'id'  1502511
                                            'path'  /data/Music/Bulk/00localcharacter/Fantastic Plastic Machine/[2006] Imaginations/03 don_t you know feat clazziquai project.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  212
                                           'genre'  loc-asia-japan;set-pl-sced;prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  5128219
                                           'mtime'  1620540508
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [2006] 03 don_t you know feat clazziquai project loc asia japan;set pl sced;prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Fantastic Plastic Machine
                                     'tag_release'  Imaginations
                                       'tag_title'  Don't You Know?
                                             'bpm'  128.0
                                    'search_title'  'don':1 'dont':3 'know':5 't':2 'you':4
                                   'search_artist'  'fantastic':1 'machine':3 'plastic':2
                                  'search_release'  'imaginations':1
                                     'search_rest'  '2006':1,2 'asia':11 'bossa':26 'clazziquai':8 'don':3 'exotica':25 'feat':7 'japan':12,14 'jazz':22 'jb':21 'know':6 'loc':10 'lounge':23 'or':24 'pl':16 'prerock':18,20 'project':9 'sced':17,19 'set':13,15 't':4 'you':5
                                    'search_combo'  '2006':10,11 'asia':20 'bossa':35 'clazziquai':17 'don':1A,12 'dont':3A 'exotica':34 'fantastic':6B 'feat':16 'imaginations':9C 'japan':21,23 'jazz':31 'jb':30 'know':5A,15 'loc':19 'lounge':32 'machine':8B 'or':33 'pl':25 'plastic':7B 'prerock':27,29 'project':18 'sced':26,28 'set':22,24 't':2A,13 'you':4A,14
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'house']

============================== file details ==============================
                                           'mtime'  1620540507.5510254  (2021-05-09 08:08:27)
                             'size'  5128219