======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '304'
                                          'artist'  ('Carla Vallet, Mai Yamane, Masaaki Endoh, Gabriela Robin, Masayoshi Furukawa, '
 'Pierre Bensusan, Tulivu-Donna Cumberbatch, Yoko Kanno and The Seatbelts')
                                     'text_people'  ''
                                         'release'  'COWBOY BEBOP Original Soundtrack 2: No Disc'
                                           'title'  'ELM'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '18'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '107.0'
                                             'key'  '6A'
                                        'acoustid'  '04bfd27e-461a-4685-8caa-bf59eb24065d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Very Good'
'COMM:MusicMatch_Preference:eng'                    'Very Good'
'TALB' (Album/Movie/Show title)                     'COWBOY BEBOP Original Soundtrack 2: No Disc'
'TBPM' (BPM (beats per minute))                     '107.0'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDOR' (Original release time)                      '1998'
'TIT2' (Title/songname/content description)         'ELM'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '304535'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno'
'TPE2' (Band/orchestra/accompaniment)               ('Carla Vallet, Mai Yamane, Masaaki Endoh, Gabriela Robin, Masayoshi Furukawa, '
 'Pierre Bensusan, Tulivu-Donna Cumberbatch, Yoko Kanno and The Seatbelts')
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'MIYA RECORDS'
'TRCK' (Track number/Position in set)               '12/18'
'TSO2'                                              ('Vallet, Carla, Yamane, Mai, Endoh, Masaaki, Robin, Gabriela, Furukawa, '
 'Masayoshi, Bensusan, Pierre, Cumberbatch, Tulivu-Donna, Kanno, Yoko and '
 'Seatbelts, The')
'TSOP' (Performer sort order)                       'Kanno, Yoko'
'TSRC' (ISRC (international standard recording code))  'JPVI09822230'
'TXXX:Acoustid Id'                                  '04bfd27e-461a-4685-8caa-bf59eb24065d'
'TXXX:Artists'                                      'Yoko Kanno'
'TXXX:BARCODE'                                      '4719314017319'
'TXXX:CATALOGNUMBER'                                'MICA-0031'
'TXXX:MusicBrainz Album Artist Id'                  '6c1f6416-b5a8-4b9b-8386-ba4f4dc5d9e7/60c2af61-346e-4697-9926-f95d195ee02e/0509b5ee-ad22-43a6-8909-4473a7f3efc0/7b36bd95-064e-4501-8027-5bcdb9f4c0d3/9e517d27-e426-48b7-bf0f-032790f12611/3ba0b57d-003a-47fa-8e36-37b847fa9195/23e0b5b7-9de7-4583-b5ef-8680f44ad03a/5ffb73c0-b739-4231-ba22-f8d361be1d45/b5fb0f1a-2cd4-4759-9d80-648643f70c43'
'TXXX:MusicBrainz Album Id'                         '4b3898fe-d139-4134-833e-45f24f9f4356'
'TXXX:MusicBrainz Album Release Country'            'TW'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/soundtrack'
'TXXX:MusicBrainz Artist Id'                        '5ffb73c0-b739-4231-ba22-f8d361be1d45'
'TXXX:MusicBrainz Release Group Id'                 '15895db2-b904-32e3-9333-e9a57574fc7c'
'TXXX:MusicBrainz Release Track Id'                 '84389f00-7024-4592-ba31-bf7db0244d8e'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.654588'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f5375713-883e-4d2e-87be-4f13b25fa457')

========================== row from database ==========================
                                              'id'  470319
                                            'path'  /data/Music/Bulk/0soundtrack/Cowboy bebop - no disc - o.s.t. 2 [yoko kanno]/cowboy bebop - 12 - elm.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  304
                                           'genre'  soundtrack-video
                                        'filesize'  9807593
                                           'mtime'  1620332898
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Cowboy bebop disc o.s.t. [yoko kanno] cowboy bebop 12 elm soundtrack video
                                      'tag_artist'  Carla Vallet, Mai Yamane, Masaaki Endoh, Gabriela Robin, Masayoshi Furukawa, Pierre Bensusan, Tulivu-Donna Cumberbatch, Yoko Kanno and The Seatbelts
                                     'tag_release'  COWBOY BEBOP Original Soundtrack 2: No Disc
                                       'tag_title'  ELM
                                             'bpm'  107.0
                                    'search_title'  'elm':1
                                   'search_artist'  'and':26 'bensusan':17,18 'carla':1 'cumberbatch':22,23 'donna':20 'endoh':8,9 'furukawa':14,15 'gabriela':10 'kanno':25 'mai':4 'masaaki':7 'masayoshi':13 'pierre':16 'robin':11,12 'seatbelts':28 'the':27 'tulivu':19 'tulivudonna':21 'vallet':2,3 'yamane':5,6 'yoko':24
                                  'search_release'  '2':5,6 'bebop':2 'cowboy':1 'disc':8 'no':7 'original':3 'soundtrack':4
                                     'search_rest'  '0soundtrack':1 'bebop':3 'cowboy':2 'disc':4 'elm':13 'kanno':11,12 'o':5 'ost':8 's':6 'soundtrack':14 't':7 'video':15 'yoko':9,10
                                    'search_combo'  '0soundtrack':38 '2':34C,35C 'and':27B 'bebop':31C,40 'bensusan':18B,19B 'carla':2B 'cowboy':30C,39 'cumberbatch':23B,24B 'disc':37C,41 'donna':21B 'elm':1A,50 'endoh':9B,10B 'furukawa':15B,16B 'gabriela':11B 'kanno':26B,48,49 'mai':5B 'masaaki':8B 'masayoshi':14B 'no':36C 'o':42 'original':32C 'ost':45 'pierre':17B 'robin':12B,13B 's':43 'seatbelts':29B 'soundtrack':33C,51 't':44 'the':28B 'tulivu':20B 'tulivudonna':22B 'vallet':3B,4B 'video':52 'yamane':6B,7B 'yoko':25B,46,47
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620332898.3141074  (2021-05-06 22:28:18)
                             'size'  9807593