======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '254'
                                          'artist'  'Cyborg Attack'
                                     'text_people'  ''
                                         'release'  'Dark Wave Mix Part 7'
                                           'title'  'Dunkle Visionen'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['ebm', 'dark electro', 'industrial', 'harsh ebm', 'electronic']"
                                     'discogstags'  "['ebm', 'industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '125.083'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dark Wave Mix Part 7'
'TBPM' (BPM (beats per minute))                     '125.083'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Dunkle Visionen'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cyborg Attack'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'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'                                  ['ebm', 'industrial', 'electronic']
'TXXX:lastfmtags'                                   ['ebm', 'dark electro', 'industrial', 'harsh ebm', 'electronic']
'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'                        '-2.10 dB'
'TXXX:replaygain_track_peak'                        '0.439822'

========================== row from database ==========================
                                              'id'  1402315
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Dark Wave Mix/Dark Wave Mix Part 7/(08) [Cyborg Attack] Dunkle Visionen.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  254
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  6103883
                                           'mtime'  1620295983
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth (08) [Cyborg Attack] eid ebm industrial darkwave
                                      'tag_artist'  Cyborg Attack
                                     'tag_release'  Dark Wave Mix Part 7
                                       'tag_title'  Dunkle Visionen
                                             'bpm'  125.083
                                    'search_title'  'dunkle':1 'visionen':2
                                   'search_artist'  'attack':2 'cyborg':1
                                  'search_release'  '7':5 'dark':1 'mix':3 'part':4 'wave':2
                                     'search_rest'  '00dwimp':1 '00ebm':2 '08':6,7 'attack':10,11 'cyborg':8,9 'darkwave':4 'ebm':13 'eid':12 'goth':5 'industrial':3
                                    'search_combo'  '00dwimp':10 '00ebm':11 '08':15,16 '7':9C 'attack':4B,19,20 'cyborg':3B,17,18 'dark':5C 'darkwave':13 'dunkle':1A 'ebm':22 'eid':21 'goth':14 'industrial':12 'mix':7C 'part':8C 'visionen':2A 'wave':6C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  6A
                                           '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'  ['ebm', 'dark electro', 'industrial', 'harsh ebm', 'electronic']
                                        'tag_date'  2006
                                     'discogstags'  ['ebm', 'industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620295983.2427902  (2021-05-06 12:13:03)
                             'size'  6103883