======================== unified (from filesystem) ========================
                                         'bitrate'  '197.73'
                                        'duration'  '292'
                                          'artist'  'Qntal'
                                     'text_people'  ''
                                         'release'  'Illuminate'
                                           'title'  'Nihil'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', '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-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'gothic', 'medieval', 'ethereal', 'darkwave']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '107.721'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000979 000009FF 000027AA'
'COMM:iTunNORM:eng'                                 (' 00000979 000009FF 000027AA 00002F8D 00017D46 00017D46 00008000 00008000 '
 '000137F7 00015A9F')
'TALB' (Album/Movie/Show title)                     'Illuminate'
'TBPM' (BPM (beats per minute))                     '107.721'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'Nihil'
'TKEY' (Initial key)                                '4A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Qntal'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'gothic', 'medieval', 'ethereal', 'darkwave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.88 dB'
'TXXX:replaygain_track_peak'                        '0.532829'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.qntal.de')

========================== row from database ==========================
                                              'id'  1399782
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Qntal/Illuminate/01 Nihil.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  292
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  7238567
                                           'mtime'  1620296054
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 01 eid ebm or industrial or darkwave
                                      'tag_artist'  Qntal
                                     'tag_release'  Illuminate
                                       'tag_title'  Nihil
                                             'bpm'  107.721
                                    'search_title'  'nihil':1
                                   'search_artist'  'qntal':1
                                  'search_release'  'illuminate':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':7 'eid':6 'goth':5 'industrial':3 'or':8
                                    'search_combo'  '00dwimp':4 '00ebm':5 'darkwave':7 'ebm':10 'eid':9 'goth':8 'illuminate':3C 'industrial':6 'nihil':1A 'or':11 'qntal':2B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronic', 'gothic', 'medieval', 'ethereal', 'darkwave']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296053.9957201  (2021-05-06 12:14:13)
                             'size'  7238567