======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '222'
                                          'artist'  'The Synthetic Dream Foundation'
                                     'text_people'  ''
                                         'release'  'Where Drowned Suns Still Glimmer'
                                           'title'  "Widow's Walk (feat. Susan Siren)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'darkwave', 'glitch', 'idm', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-beats'
                                             'bpm'  '142.910'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Where Drowned Suns Still Glimmer'
'TBPM' (BPM (beats per minute))                     '142.910'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-beats'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         "Widow's Walk (feat. Susan Siren)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Synthetic Dream Foundation'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'darkwave', 'glitch', 'idm', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.72 dB'
'TXXX:replaygain_track_peak'                        '0.436909'

========================== row from database ==========================
                                              'id'  1502797
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/The Synthetic Dream Foundation/9  - Widow_s Walk (feat. Susan Siren).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  222
                                           'genre'  electronic-generic or radio-beats
                                        'filesize'  8885822
                                           'mtime'  1620564295
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats 9 Widow_s electronic generic or radio beats
                                      'tag_artist'  The Synthetic Dream Foundation
                                     'tag_release'  Where Drowned Suns Still Glimmer
                                       'tag_title'  Widow's Walk (feat. Susan Siren)
                                             'bpm'  142.91
                                    'search_title'  'feat':5,6 's':2 'siren':8,9 'susan':7 'walk':4 'widow':1 'widows':3
                                   'search_artist'  'dream':3 'foundation':4 'synthetic':2 'the':1
                                  'search_release'  'drowned':2 'glimmer':5 'still':4 'suns':3 'where':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '9':6 'beats':5 'electronic':9 'generic':10 'harder':4 'house':3 'or':11 'radio':12 's':8 'widow':7
                                    'search_combo'  '00poprockelectronic':19 '00techno':20 '9':24 'beats':23 'dream':12B 'drowned':15C 'electronic':27 'feat':5A,6A 'foundation':13B 'generic':28 'glimmer':18C 'harder':22 'house':21 'or':29 'radio':30 's':2A,26 'siren':8A,9A 'still':17C 'suns':16C 'susan':7A 'synthetic':11B 'the':10B 'walk':4A 'where':14C 'widow':1A,25 'widows':3A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'darkwave', 'glitch', 'idm', 'experimental']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620564294.7834935  (2021-05-09 14:44:54)
                             'size'  8885822