======================== unified (from filesystem) ========================
                                         'bitrate'  '203.102'
                                        'duration'  '122'
                                          'artist'  'Antonio Vivaldi'
                                     'text_people'  ''
                                         'release'  '100 Masterpieces, Volume 2: The Top 10 of Classical Music 1731-1775'
                                           'title'  'Flute Concerto in G minor "La Notte", VI. Allegro'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['instrumental', 'composers', 'baroque', 'classical', 'classic']"
                                     'discogstags'  "['classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '140'
                                             'key'  '5B'
                                        'acoustid'  '62af30dd-5e9a-4758-a6ee-a3d6c1a7f9a1'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
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