======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '109'
                                          'artist'  'Vox Populi!'
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                                         'release'  'Return of Flexi-Pop, Volume 8'
                                           'title'  'Sinne Die, Sane Corpore'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
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                                      'lastfmtags'  "['neofolk', 'industrial', 'psychedelic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '18'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk-minimal wave'
                                             'bpm'  '87.4'
                                             'key'  '4A'
                                        'acoustid'  '15c093ab-9ade-46d2-b66d-237cb834be54'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Return of Flexi-Pop, Volume 8'
'TBPM' (BPM (beats per minute))                     '87.4'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk-minimal wave'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Sinne Die, Sane Corpore'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Vox Populi!'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Flexi-Pop'
'TRCK' (Track number/Position in set)               '9/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Vox Populi!'
'TXXX:Acoustid Id'                                  '15c093ab-9ade-46d2-b66d-237cb834be54'
'TXXX:CATALOGNUMBER'                                'Flexi-Pop 18'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '4edfd8f0-8b37-4179-af5e-68f4c9673981'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'c9203d34-cb7d-45cd-8c00-29906e44846f'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['neofolk', 'industrial', 'psychedelic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.833520'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'24bc4e87-0900-4071-b611-eb9405930995')

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                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Cargo Cultus - Return Of Flexi-Pop Vol. 08 (Flexi-Pop) [192k]/09 vox populi - sinne die, sane corpore.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  109
                                           'genre'  electronic-we-new wave or post punk-minimal wave
                                        'filesize'  2637525
                                           'mtime'  1620611374
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                                      'tag_artist'  Vox Populi!
                                     'tag_release'  Return of Flexi-Pop, Volume 8
                                       'tag_title'  Sinne Die, Sane Corpore
                                             'bpm'  87.4
                                    'search_title'  'corpore':5 'die':2,3 'sane':4 'sinne':1
                                   'search_artist'  'populi':2 'vox':1
                                  'search_release'  '8':7 'flexi':3 'flexipop':5 'of':2 'pop':4 'return':1 'volume':6
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                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['neofolk', 'industrial', 'psychedelic', 'experimental', 'ambient']
                                        'tag_date'  1980
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620611373.7858756  (2021-05-10 03:49:33)
                             'size'  2637525