======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '317'
                                          'artist'  'VELVET EDEN'
                                     'text_people'  ''
                                         'release'  'Street of ALICE'
                                           'title'  'SAD MASK'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '8'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced'
                                             'bpm'  '129.979'
                                             'key'  '9A'
                                        'acoustid'  '7c23085f-fa77-4f61-98b1-b35804649cbb'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000208B 00002644 0000A9D5'
'COMM:iTunNORM:eng'                                 (' 0000208B 00002644 0000A9D5 0000CA0A 000186CE 000186CE 00008000 00008000 '
 '00015FA7 00015FA7')
'TALB' (Album/Movie/Show title)                     'Street of ALICE'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-gr-punk-jpunk', 'set-pl-sced']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-05-10'
'TFLT' (File type)                                  '/3'
'TIT2' (Title/songname/content description)         'SAD MASK'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'VELVET EDEN'
'TPE2' (Band/orchestra/accompaniment)               'VELVET EDEN'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'CASTLE RECORDS'
'TRCK' (Track number/Position in set)               '2/8'
'TSO2'                                              'VELVET EDEN'
'TSOP' (Performer sort order)                       'VELVET EDEN'
'TXXX:ASIN'                                         'B00005EZ9W'
'TXXX:Acoustid Id'                                  '7c23085f-fa77-4f61-98b1-b35804649cbb'
'TXXX:Artists'                                      'VELVET EDEN'
'TXXX:BARCODE'                                      '4529837027043'
'TXXX:CATALOGNUMBER'                                'CAS-2007'
'TXXX:MusicBrainz Album Artist Id'                  'ee9d0e87-6777-4af4-887e-42e88b484165'
'TXXX:MusicBrainz Album Id'                         '5a7fd74f-022c-4635-a418-0187475dd094'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ee9d0e87-6777-4af4-887e-42e88b484165'
'TXXX:MusicBrainz Release Group Id'                 '02bc2e04-bfd8-3c79-a61e-f5a37ed2c0b6'
'TXXX:MusicBrainz Release Track Id'                 'f14a78a5-1d76-32a9-a92f-e6982d1b0aa4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.339837'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0bd9e4a3-1d94-478d-af16-d9a61b2d503c')

========================== row from database ==========================
                                              'id'  286263
                                            'path'  /data/Music/Bulk/00localcharacter/Velvet Eden/[2000] Street of Alice/02 Sad Mask.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  317
                                           'genre'  loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced
                                        'filesize'  5106177
                                           'mtime'  1621695847
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Velvet Eden [2000] Alice 02 Sad Mask loc asia japan;rock gr punk jpunk;set pl sced
                                      'tag_artist'  VELVET EDEN
                                     'tag_release'  Street of ALICE
                                       'tag_title'  SAD MASK
                                             'bpm'  129.979
                                    'search_title'  'mask':2 'sad':1
                                   'search_artist'  'eden':2 'velvet':1
                                  'search_release'  'alice':3 'of':2 'street':1
                                     'search_rest'  '2000':3,4 'alice':5 'asia':9 'eden':2 'gr':14 'japan':10,12 'jpunk':16,18 'loc':8 'mask':7 'pl':20 'punk':15 'rock':11,13 'sad':6 'sced':21 'set':17,19 'velvet':1
                                    'search_combo'  '2000':10,11 'alice':7C,12 'asia':16 'eden':4B,9 'gr':21 'japan':17,19 'jpunk':23,25 'loc':15 'mask':2A,14 'of':6C 'pl':27 'punk':22 'rock':18,20 'sad':1A,13 'sced':28 'set':24,26 'street':5C 'velvet':3B,8
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'electronic', 'visual kei', 'gothic', 'darkwave']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695846.853651  (2021-05-22 17:04:06)
                             'size'  5106177