======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '259'
                                          'artist'  'Apoptygma Berzerk'
                                     'text_people'  ''
                                         'release'  'The Second Manifesto'
                                           'title'  'Seven Signs'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '123.784'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Second Manifesto'
'TBPM' (BPM (beats per minute))                     '123.784'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Seven Signs'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Apoptygma Berzerk'
'TRCK' (Track number/Position in set)               '4'
'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'                                   ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.01 dB'
'TXXX:replaygain_track_peak'                        '0.852515'

========================== row from database ==========================
                                              'id'  1395305
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Apoptygma Berzerk/Apoptygma Bezerk/(1992) apoptygma berzerk - the second manifesto (single)/04 - Seven Signs.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  259
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  4159030
                                           'mtime'  1620295958
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Bezerk (1992) apoptygma berzerk the second manifesto (single) 04 eid ebm or industrial or darkwave
                                      'tag_artist'  Apoptygma Berzerk
                                     'tag_release'  The Second Manifesto
                                       'tag_title'  Seven Signs
                                             'bpm'  123.784
                                    'search_title'  'seven':1 'signs':2
                                   'search_artist'  'apoptygma':1 'berzerk':2
                                  'search_release'  'manifesto':3 'second':2 'the':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '1992':7,8 'apoptygma':9 'berzerk':10 'bezerk':6 'darkwave':4 'ebm':17 'eid':16 'goth':5 'industrial':3 'manifesto':13 'or':18 'second':12 'single':14,15 'the':11
                                    'search_combo'  '00dwimp':8 '00ebm':9 '1992':14,15 'apoptygma':3B,16 'berzerk':4B,17 'bezerk':13 'darkwave':11 'ebm':24 'eid':23 'goth':12 'industrial':10 'manifesto':7C,20 'or':25 'second':6C,19 'seven':1A 'signs':2A 'single':21,22 'the':5C,18
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
                                        'tag_date'  1992
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620295958.4875624  (2021-05-06 12:12:38)
                             'size'  4159030