======================== unified (from filesystem) ========================
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                                        'duration'  '228'
                                          'artist'  'Angus And Julia Stone'
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                                      'lastfmtags'  "['folk', 'indie', 'acoustic', 'australian', 'singer-songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '13'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '141.909'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '141.909'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Take You Away'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Angus And Julia Stone'
'TPE2' (Band/orchestra/accompaniment)               'Angus And Julia Stone'
'TRCK' (Track number/Position in set)               '4/13'
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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:lastfmtags'                                   ['folk', 'indie', 'acoustic', 'australian', 'singer-songwriter']
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'TXXX:q-busy'                                       '3'
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'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
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========================== row from database ==========================
                                              'id'  1276016
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Angus and Julia Stone/Angus And Julia Stone - Memories Of An Old Friend (2010)/04. Take You Away.mp3
                                         'working'  None
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                                    'duration_sec'  228
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  9313951
                                           'mtime'  1636400579
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                                       'tag_title'  Take You Away
                                             'bpm'  141.909
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                                   'search_artist'  'and':2 'angus':1 'julia':3 'stone':4
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                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'indie', 'acoustic', 'australian', 'singer-songwriter']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400578.9137096  (2021-11-08 20:42:58)
                             'size'  9313951