======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '173'
                                          'artist'  'Takeshi Terauchi and the Bunnys'
                                     'text_people'  ''
                                         'release'  "Let's Go Terry!"
                                           'title'  'Black Carnation'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'garage', 'all', 'japanese', 'ethnic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '91.888'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000B84 000004EF 00004873'
'COMM:iTunNORM:eng'                                 (' 00000B84 000004EF 00004873 00001BD5 00028BF9 00010496 0000751C 00008000 '
 '00009C5F 00013066')
'TALB' (Album/Movie/Show title)                     "Let's Go Terry!"
'TBPM' (BPM (beats per minute))                     '91.888'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDOR' (Original release time)                      '1966'
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'Black Carnation'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Takeshi Terauchi and the Bunnys'
'TPE2' (Band/orchestra/accompaniment)               'Takeshi Terauchi and the Bunnys'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'KING'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'Terauchi Takeshi & Bunnys'
'TSOP' (Performer sort order)                       'Terauchi Takeshi & Bunnys'
'TXXX:CATALOGNUMBER'                                'SKK-285'
'TXXX:MusicBrainz Album Artist Id'                  '5e39abde-405f-405f-aa78-882b7c6f0ee1'
'TXXX:MusicBrainz Album Id'                         '98c0cde7-23b4-473f-a912-6aaea78b2302'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5e39abde-405f-405f-aa78-882b7c6f0ee1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['surf', 'garage', 'all', 'japanese', 'ethnic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.04 dB'
'TXXX:replaygain_track_peak'                        '0.715659'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c3306481-5265-4003-9cfa-471d1b0e4db2')

========================== row from database ==========================
                                              'id'  1533348
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Takeshi Terauchi and the Bunnys - Let_s Go Terry/03. Black Carnation.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  173
                                           'genre'  rock-pop-surf
                                        'filesize'  2776023
                                           'mtime'  1620737114
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Let_s 03. rock pop surf
                                      'tag_artist'  Takeshi Terauchi and the Bunnys
                                     'tag_release'  Let's Go Terry!
                                       'tag_title'  Black Carnation
                                             'bpm'  91.888
                                    'search_title'  'black':1 'carnation':2
                                   'search_artist'  'and':3 'bunnys':5 'takeshi':1 'terauchi':2 'the':4
                                  'search_release'  'go':4 'let':1 'lets':3 's':2 'terry':5
                                     'search_rest'  '03':7,8 'garage':2 'let':5 'pop':10 'punk':1 'rock':9 's':6 'stoner':4 'surf':3
                                    'search_combo'  '03':19,20 'and':5B 'black':1A 'bunnys':7B 'carnation':2A 'garage':14 'go':11C 'let':8C,17 'lets':10C 'pop':22 'punk':13 'rock':21 's':9C,18 'stoner':16 'surf':15 'takeshi':3B 'terauchi':4B 'terry':12C 'the':6B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'garage', 'all', 'japanese', 'ethnic']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737113.8740792  (2021-05-11 14:45:13)
                             'size'  2776023