======================== unified (from filesystem) ========================
                                         'bitrate'  '195.909'
                                        'duration'  '291'
                                          'artist'  'Innerpartysystem'
                                     'text_people'  ''
                                         'release'  'Innerpartysystem'
                                           'title'  'This Empty Love'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['alternative rock', 'electro', 'electronica', 'electro rock', 'synth rock', "
 "'electronic']")
                                     'discogstags'  "['electronic', 'rock', 'alternative rock', 'industrial', 'arena rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '141.710'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Innerpartysystem'
'TBPM' (BPM (beats per minute))                     '141.710'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'This Empty Love'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Innerpartysystem'
'TRCK' (Track number/Position in set)               '7'
'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', 'rock', 'alternative rock', 'industrial', 'arena rock']
'TXXX:lastfmtags'                                   ['alternative rock',
 'electro',
 'electronica',
 'electro rock',
 'synth rock',
 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.358735'

========================== row from database ==========================
                                              'id'  1306689
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Innerpartysystem/07 This Empty Love.mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  291
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  7135518
                                           'mtime'  1647348101
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 07 electronic we electropop or synthpop
                                      'tag_artist'  Innerpartysystem
                                     'tag_release'  Innerpartysystem
                                       'tag_title'  This Empty Love
                                             'bpm'  141.71
                                    'search_title'  'empty':2 'love':3 'this':1
                                   'search_artist'  'innerpartysystem':1
                                  'search_release'  'innerpartysystem':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electronic':5 'electropop':3 'or':7 'synthpop':4 'we':6
                                    'search_combo'  '00electro':7 '00poprockelectronic':6 'electronic':10 'electropop':8 'empty':2A 'innerpartysystem':4B,5C 'love':3A 'or':12 'synthpop':9 'this':1A 'we':11
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['alternative rock', 'electro', 'electronica', 'electro rock', 'synth rock', 'electronic']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'rock', 'alternative rock', 'industrial', 'arena rock']

============================== file details ==============================
                                           'mtime'  1647348101.2074292  (2022-03-15 13:41:41)
                             'size'  7135518