======================== unified (from filesystem) ========================
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                                        'duration'  '182'
                                          'artist'  'Alex Puddu'
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                                           'title'  'Horny at the Office'
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                                      'lastfmtags'  "['lounge', 'instrumental', 'jazz', 'chillout', 'funk']"
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
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                                      'tracktotal'  '10'
                                            'date'  '1975'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

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'TALB' (Album/Movie/Show title)                     'The Golden Age of Danish Pornography, Volume 2'
'TBPM' (BPM (beats per minute))                     '110'
'TCOM' (Composer)                                   'Alessandro Puddu'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-porngroove'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Horny at the Office'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Alex Puddu'
'TPE2' (Band/orchestra/accompaniment)               'Alex Puddu'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Schema Records'
'TRCK' (Track number/Position in set)               '5/10'
'TSO2'                                              'Puddu, Alex'
'TSOP' (Performer sort order)                       'Puddu, Alex'
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'TXXX:Artists'                                      'Alex Puddu'
'TXXX:BARCODE'                                      '8018344029177'
'TXXX:CATALOGNUMBER'                                'SCEB 917 CD'
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'TXXX:MusicBrainz Album Id'                         '50cb7afe-c3ba-4d85-85d7-f5ab22d7fb69'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['lounge', 'instrumental', 'jazz', 'chillout', 'funk']
'TXXX:originalyear'                                 '2014'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.525291'
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                                    'duration_sec'  182
                                           'genre'  set-pl-porngroove
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                                           'mtime'  1638551213
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                                      'tag_artist'  Alex Puddu
                                     'tag_release'  The Golden Age of Danish Pornography, Volume 2
                                       'tag_title'  Horny at the Office
                                             'bpm'  110.0
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                                   'search_artist'  'alex':1 'puddu':2
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                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'instrumental', 'jazz', 'chillout', 'funk']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638551212.7741463  (2021-12-03 18:06:52)
                             'size'  7341336