======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '84'
                                          'artist'  'Shibusa Shirazu Orchestra'
                                     'text_people'  ''
                                         'release'  '渋星'
                                           'title'  'Quasar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['free jazz', 'jazz', 'avant-garde', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '8'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted;set-pl-sced'
                                             'bpm'  '144.955'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:https://www.discogs.com/%E6%B8%8B%E3%81%95%E7%9F%A5%E3%82%89%E3%82%BA-%E6%B8%8B%E6%98%9F-Shibuboshi/release/5067291'  type PictureType.COVER_FRONT (Cover (front)) b'https://www.discogs.com/%E6%B8%8B%E3%81%95%E7%9F%A5%E3%82%89%E3%82%BA-%E6%B8%8B%E6%98%9F-Shibuboshi/release/5067291'
                                     
'COMM::eng'                                         '[Shibuboshi]'
'COMM:ID3v1 Comment:XXX'                            '[Shibuboshi]'
'COMM:iTunNORM:eng'                                 (' 00001937 00001110 000111EB 0000C886 0001071C 0001071C 00006817 000066BE '
 '000020DA 00010705')
'TALB' (Album/Movie/Show title)                     '渋星'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-unsorted', 'set-pl-sced']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-01-18'
'TIT2' (Title/songname/content description)         'Quasar'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '84026'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Shibusa Shirazu Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Shibusa Shirazu Orchestra'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Chitei Records'
'TRCK' (Track number/Position in set)               '3/8'
'TSO2'                                              'Shibusa Shirazu Orchestra'
'TSOP' (Performer sort order)                       'Shibusa Shirazu Orchestra'
'TXXX:ASIN'                                         'B000A3T0TO'
'TXXX:Artists'                                      'Shibusa Shirazu Orchestra'
'TXXX:CATALOGNUMBER'                                'B33F'
'TXXX:MusicBrainz Album Artist Id'                  '41fe9971-83e7-4bb9-a6f7-969b2f465d94'
'TXXX:MusicBrainz Album Id'                         '1e9616a1-fd78-48e2-8e91-75d27d6735a4'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '41fe9971-83e7-4bb9-a6f7-969b2f465d94'
'TXXX:MusicBrainz Release Group Id'                 '8a06669e-b915-32f3-ad72-aef90ccb4797'
'TXXX:MusicBrainz Release Track Id'                 'ffb73cbb-464e-3202-8744-0d4b5943ba21'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['free jazz', 'jazz', 'avant-garde', 'japanese']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+3.31 dB'
'TXXX:replaygain_track_peak'                        '0.292696'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cfd28f59-a1a5-4547-9bce-4cb55ed8af51')

========================== row from database ==========================
                                              'id'  1388558
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Shibusashirazu Orchestra/[2004] 渋星/03 Quasar.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  84
                                           'genre'  prerock-jb-jazz-unsorted;set-pl-sced
                                        'filesize'  2141708
                                           'mtime'  1620535011
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Shibusashirazu [2004] 03 prerock jb jazz unsorted;set pl sced
                                      'tag_artist'  Shibusa Shirazu Orchestra
                                     'tag_release'  渋星
                                       'tag_title'  Quasar
                                             'bpm'  144.955
                                    'search_title'  'quasar':1
                                   'search_artist'  'orchestra':3 'shibusa':1 'shirazu':2
                                  'search_release'  '渋星':1
                                     'search_rest'  '2004':6,7 'country':4 'exotica':2 'jazz':1 'jb':9 'oldies':3 'pl':14 'prerock':8 'sced':15 'set':11,13 'shibusashirazu':5 'unsorted':10,12
                                    'search_combo'  '2004':11,12 'country':9 'exotica':7 'jazz':6 'jb':14 'oldies':8 'orchestra':4B 'pl':19 'prerock':13 'quasar':1A 'sced':20 'set':16,18 'shibusa':2B 'shibusashirazu':10 'shirazu':3B 'unsorted':15,17 '渋星':5C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['free jazz', 'jazz', 'avant-garde', 'japanese']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535010.984178  (2021-05-09 06:36:50)
                             'size'  2141708