======================== unified (from filesystem) ========================
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                                        'duration'  '71'
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                             'musicbrainz_albumid'  ''
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                                     'tracknumber'  '40'
                                      'tracktotal'  '49'
                                            'date'  '2008'
                                        'comments'  ''
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                                             'key'  '10A'
                                        'acoustid'  '061d1e59-c905-4536-96e7-8ce4b916e4d9'
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 00000BD0 00000C88 00004DDE 00004974 0000620F 0000620F 00005104 00004E81 '
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'TDRC' (Recording time)                             '2008'
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'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'John Baker'
'TPE2' (Band/orchestra/accompaniment)               'John Baker'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trunk Records'
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'TSO2'                                              'Baker, John'
'TSOP' (Performer sort order)                       'Baker, John'
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'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['soundtrack', 'electronic', 'stage & screen']
'TXXX:lastfmtags'                                   ['bbc radiophonic workshop', 'all', 'electronic', 'british', 'experimental']
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'TXXX:q-drums'                                      '3'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
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                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The John Baker Tapes Volume 1_ BBC Radiophonics 1963-1974/1-40 The Tape Recorder.mp3
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                                    'duration_sec'  71
                                           'genre'  soundtrack-library;electronic-experimental-early;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2925250
                                           'mtime'  1639510553
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                                     'tag_release'  The John Baker Tapes, Volume 1
                                       'tag_title'  The Tape Recorder
                                             'bpm'  139.7
                                    'search_title'  'recorder':3 'tape':2 'the':1
                                   'search_artist'  'baker':2 'john':1
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                                    'tag_tracknum'  40
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['bbc radiophonic workshop', 'all', 'electronic', 'british', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['soundtrack', 'electronic', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1639510553.189427  (2021-12-14 20:35:53)
                             'size'  2925250