======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '174'
                                          'artist'  'The Crüxshadows'
                                     'text_people'  ''
                                         'release'  'The Mystery of the Whisper'
                                           'title'  'Aten-Ra'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'goth', 'industrial', 'gothic', 'darkwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-industrial'
                                             'bpm'  '109.943'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Mystery of the Whisper'
'TBPM' (BPM (beats per minute))                     '109.943'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-industrial'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Aten-Ra'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Crüxshadows'
'TRCK' (Track number/Position in set)               '9'
'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'                                   ['electronic', 'goth', 'industrial', 'gothic', 'darkwave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.32 dB'
'TXXX:replaygain_track_peak'                        '0.492980'

========================== row from database ==========================
                                              'id'  1401393
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/The Crüxshadows - The Cruxshadows/1999 - The Mystery Of The Whisper/09 - Aten-Ra.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  174
                                           'genre'  eid-ebm or industrial or darkwave-industrial
                                        'filesize'  4181888
                                           'mtime'  1620298082
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Cruxshadows 1999 Of 09 eid ebm or industrial or darkwave industrial
                                      'tag_artist'  The Crüxshadows
                                     'tag_release'  The Mystery of the Whisper
                                       'tag_title'  Aten-Ra
                                             'bpm'  109.943
                                    'search_title'  'aten':1 'atenra':3 'ra':2
                                   'search_artist'  'cruxshadows':2,3 'the':1
                                  'search_release'  'mystery':2 'of':3 'the':1 'whisper':4
                                     'search_rest'  '00dwimp':1 '00ebm':2 '1999':7 'cruxshadows':6 'darkwave':4 'ebm':10 'eid':9 'goth':5 'industrial':3 'of':8 'or':11
                                    'search_combo'  '00dwimp':11 '00ebm':12 '1999':17 'aten':1A 'atenra':3A 'cruxshadows':5B,6B,16 'darkwave':14 'ebm':20 'eid':19 'goth':15 'industrial':13 'mystery':8C 'of':9C,18 'or':21 'ra':2A 'the':4B,7C 'whisper':10C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronic', 'goth', 'industrial', 'gothic', 'darkwave']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620298082.2392426  (2021-05-06 12:48:02)
                             'size'  4181888