======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '333'
                                          'artist'  'Eve of Destiny'
                                     'text_people'  ''
                                         'release'  'nervous and innocence'
                                           'title'  'Nervous and Innocence'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['industrial', 'gothic', 'japanese', 'j rock', 'visual kei']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '127.364'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00003FD0 00002F10 0000B9D3 0000B2C5 00024A35 0002E675 00008000 00008000 '
 '00009C40 00009C40')
'TALB' (Album/Movie/Show title)                     'nervous and innocence'
'TBPM' (BPM (beats per minute))                     '127.364'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Nervous and Innocence'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eve of Destiny'
'TPE2' (Band/orchestra/accompaniment)               'Eve of Destiny'
'TRCK' (Track number/Position in set)               '01'
'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:lastfmtags'                                   ['industrial', 'gothic', 'japanese', 'j rock', 'visual kei']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.269103'

========================== row from database ==========================
                                              'id'  1393554
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Eve of Destiny/[2005] nervous and innocence/01 Nervous and Innocence.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  333
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  13359104
                                           'mtime'  1620296006
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth [2005] 01 eid ebm or industrial or darkwave
                                      'tag_artist'  Eve of Destiny
                                     'tag_release'  nervous and innocence
                                       'tag_title'  Nervous and Innocence
                                             'bpm'  127.364
                                    'search_title'  'and':2 'innocence':3 'nervous':1
                                   'search_artist'  'destiny':3 'eve':1 'of':2
                                  'search_release'  'and':2 'innocence':3 'nervous':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2005':6,7 'darkwave':4 'ebm':9 'eid':8 'goth':5 'industrial':3 'or':10
                                    'search_combo'  '00dwimp':10 '00ebm':11 '2005':15,16 'and':2A,8C 'darkwave':13 'destiny':6B 'ebm':18 'eid':17 'eve':4B 'goth':14 'industrial':12 'innocence':3A,9C 'nervous':1A,7C 'of':5B 'or':19
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'gothic', 'japanese', 'j rock', 'visual kei']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620296005.7954085  (2021-05-06 12:13:25)
                             'size'  13359104