======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '49'
                                          'artist'  'The Simpsons'
                                     'text_people'  ''
                                         'release'  'Songs in the Key of Springfield'
                                           'title'  'End Credits Theme ("Afro-Cuban" Version)(Who Shot Mr Burns? pt 2)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
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 "'Q-PIANO-2', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-vocals-1', "
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                                      'lastfmtags'  "['soundtrack', 'funny', 'comedy', 'cartoon', 'tv']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '-1'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '135.8'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Songs in the Key of Springfield'
'TBPM' (BPM (beats per minute))                     '135.8'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'End Credits Theme ("Afro-Cuban" Version)(Who Shot Mr Burns? pt 2)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Simpsons'
'TRCK' (Track number/Position in set)               '13/-1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'funny', 'comedy', 'cartoon', 'tv']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.412098'

========================== row from database ==========================
                                              'id'  1343014
                                            'path'  /data/Music/Bulk/00spent/The Simpsons - Songs in the Key of Springfield - Childrens Music/The Simpsons - End Credits Theme (_Afro-Cuban_ Version)(Who Shot Mr Burns_ pt 2).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  49
                                           'genre'  soundtrack-video
                                        'filesize'  1196163
                                           'mtime'  1678463976
                                   'redo_metaread'  0
                                        'rest_str'   00spent Childrens Music (_Afro Cuban_ Burns_ soundtrack video
                                      'tag_artist'  The Simpsons
                                     'tag_release'  Songs in the Key of Springfield
                                       'tag_title'  End Credits Theme ("Afro-Cuban" Version)(Who Shot Mr Burns? pt 2)
                                             'bpm'  135.8
                                    'search_title'  '2':14,15 'afro':4 'afrocuban':6 'burns':12 'credits':2 'cuban':5 'end':1 'mr':11 'pt':13 'shot':10 'theme':3 'version':7 'versionwho':9 'who':8
                                   'search_artist'  'simpsons':2 'the':1
                                  'search_release'  'in':2 'key':4 'of':5 'songs':1 'springfield':6 'the':3
                                     'search_rest'  '00spent':1 'afro':4,5 'burns':7 'childrens':2 'cuban':6 'music':3 'soundtrack':8 'video':9
                                    'search_combo'  '00spent':24 '2':14A,15A 'afro':4A,27,28 'afrocuban':6A 'burns':12A,30 'childrens':25 'credits':2A 'cuban':5A,29 'end':1A 'in':19C 'key':21C 'mr':11A 'music':26 'of':22C 'pt':13A 'shot':10A 'simpsons':17B 'songs':18C 'soundtrack':31 'springfield':23C 'the':16B,20C 'theme':3A 'version':7A 'versionwho':9A 'video':32 'who':8A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'Q-PIANO-2', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'funny', 'comedy', 'cartoon', 'tv']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678463976.279362  (2023-03-10 16:59:36)
                             'size'  1196163