======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '307'
                                          'artist'  'exist†trace'
                                     'text_people'  ''
                                         'release'  'Demented Show'
                                           'title'  'jj`'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '6'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-gr-punk-jpunk;loc-asia-japan-jrock-visualkei'
                                             'bpm'  '120.113'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['0',
 ' 00001B23 00001EEB 0000F1AD 000100C2 00030A43 00030A43 00008A7A 00008C25 '
 '00011CB1 0002FF58',
 ' 00000000 00000210 0000087C 0000000000CEDA74 00000000 007084E6 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'COMM::pol'                                         ('Data wydania: 31.10.2007\r\n'
 'Ref: SECD-1151B\r\n'
 'Cena: Y 2,000\r\n'
 'Kraj: Japan\r\n'
 'Live CD, Demented Show 15.07.2007')
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunes_CDDB_IDs:eng'                          '6+C89933DC06770EB12022FE78D4F0AE31+10151842'
'TALB' (Album/Movie/Show title)                     'Demented Show'
'TBPM' (BPM (beats per minute))                     '120.113'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-gr-punk-jpunk', 'loc-asia-japan-jrock-visualkei']
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.4.2'
'TIT2' (Title/songname/content description)         'jj`'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'exist†trace'
'TPOS' (Part of a set)                              '10/31'
'TRCK' (Track number/Position in set)               '4/6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.26 dB'
'TXXX:replaygain_track_peak'                        '0.391849'

========================== row from database ==========================
                                              'id'  924472
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/exist†trace/Demented Show/10-04 リリム.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  307
                                           'genre'  loc-asia-japan;rock-gr-punk-jpunk;loc-asia-japan-jrock-visualkei
                                        'filesize'  7492937
                                           'mtime'  1621629208
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 10 04 リリム loc asia japan;rock gr punk jpunk;loc asia japan jrock visualkei
                                      'tag_artist'  exist†trace
                                     'tag_release'  Demented Show
                                       'tag_title'  jj`
                                             'bpm'  120.113
                                    'search_title'  'jj':1
                                   'search_artist'  'exist':1 'trace':2
                                  'search_release'  'demented':1 'show':2
                                     'search_rest'  '00asia':1 'asia':5 'gr':10 'japan':6,8,16 'jpunk':12,14 'jrock':17 'loc':4,13,15 'punk':11 'ririmu':3 'rock':7,9 'visualkei':18 'リリム':2
                                    'search_combo'  '00asia':6 'asia':10 'demented':4C 'exist':2B 'gr':15 'japan':11,13,21 'jj':1A 'jpunk':17,19 'jrock':22 'loc':9,18,20 'punk':16 'ririmu':8 'rock':12,14 'show':5C 'trace':3B 'visualkei':23 'リリム':7
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', '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-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629208.0385573  (2021-05-21 22:33:28)
                             'size'  7492937