======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '210'
                                          'artist'  'PUFFY'
                                     'text_people'  '‘\x90–Ì\x90³\x8f@'
                                         'release'  'Splurge'
                                           'title'  '恋のエチュード'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  '15'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan'
                                             'bpm'  '122'
                                             'key'  '1B'
                                        'acoustid'  '98f9f482-d213-4fdb-861d-1879641cd614'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000021AD 000020EB 00006B16'
'COMM:iTunNORM:eng'                                 (' 000021AD 000020EB 00006B16 00006C19 0000EAA5 0000EAA5 00008000 00007FFA '
 '00007547 0000C37E')
'TALB' (Album/Movie/Show title)                     'Splurge'
'TBPM' (BPM (beats per minute))                     '122'
'TCOM' (Composer)                                   '‘\x90–Ì\x90³\x8f@'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-06-28'
'TIT2' (Title/songname/content description)         '恋のエチュード'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Puffy'
'TPE2' (Band/orchestra/accompaniment)               'PUFFY'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ki/oon Records Overseas'
'TRCK' (Track number/Position in set)               '05/15'
'TSO2'                                              'PUFFY'
'TSOP' (Performer sort order)                       'PUFFY'
'TXXX:ASIN'                                         'B000FJA9I4'
'TXXX:Acoustid Id'                                  '98f9f482-d213-4fdb-861d-1879641cd614'
'TXXX:Artists'                                      'PUFFY'
'TXXX:BARCODE'                                      '4582117985990'
'TXXX:CATALOGNUMBER'                                'KSCL-1010'
'TXXX:MusicBrainz Album Artist Id'                  'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Album Id'                         '4c1b9ca5-0550-42fb-bc38-39b38bd3c1aa'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Release Group Id'                 '6d4531c8-8fe2-395b-8224-b1a52437ed91'
'TXXX:MusicBrainz Release Track Id'                 'cfa76d0b-b55f-3985-a5a5-3d6b9025a3c3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']
'TXXX:originalyear'                                 '2006'
'TXXX:other'                                        '2006'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.61 dB'
'TXXX:replaygain_track_peak'                        '0.267585'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8fdf09d2-3f7d-436d-b73e-a70481989d0b')

========================== row from database ==========================
                                              'id'  924543
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Puffy/[2006] Splurge/05 恋のエチュード.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  210
                                           'genre'  loc-asia-japan
                                        'filesize'  8517392
                                           'mtime'  1622821619
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Puffy [2006] 05 loc asia japan
                                      'tag_artist'  PUFFY
                                     'tag_release'  Splurge
                                       'tag_title'  恋のエチュード
                                             'bpm'  122.0
                                    'search_title'  '恋noetiyuto':2 '恋のエチュード':1
                                   'search_artist'  'puffy':1
                                  'search_release'  'splurge':1
                                     'search_rest'  '00asia':1 '2006':3,4 'asia':6 'japan':7 'loc':5 'puffy':2
                                    'search_combo'  '00asia':5 '2006':7,8 'asia':10 'japan':11 'loc':9 'puffy':3B,6 'splurge':4C '恋noetiyuto':2A '恋のエチュード':1A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jpop', 'female vocalists', 'japanese', 'j pop', 'j rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821618.827113  (2021-06-04 17:46:58)
                             'size'  8517392