======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '202'
                                          'artist'  'The Presidents of the United States of America'
                                     'text_people'  ''
                                         'release'  'The Presidents of the United States of America'
                                           'title'  'Kitty'
                                           'quals'  "['q-bass-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock'
                                             'bpm'  '126.7'
                                             'key'  'F m'  (4A)
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ0'                                      POPM(email='\x01ÿþ0', rating=0, count=0)
'PRIV:www.mexp.dk:\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x0e\x00\x00\x00\x00working music'  PRIV(owner='www.mexp.dk', data=b'\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x0e\x00\x00\x00\x00working music')
'TALB' (Album/Movie/Show title)                     'The Presidents of the United States of America'
'TBPM' (BPM (beats per minute))                     '126.7'
'TCON' (Content type, a.k.a. Genre)                 'rock'
'TIT2' (Title/songname/content description)         'Kitty'
'TKEY' (Initial key)                                'F m'
'TLEN' (Length)                                     '202762'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'The Presidents of the United States of America'
'TRCK' (Track number/Position in set)               '1'
'TXXX:MusicBrainz Album Id'                         '1323ac7b-a593-451f-b66b-be356c77ac55'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7509421d-1074-442f-be8f-b526167afcb3'
'TXXX:MusicBrainz TRM Id'                           '567a4682-2128-486d-832c-f66e5803512b'
'TXXX:MusicMagic Data'                              'AgEAbvQZoVCSOdzchnvkUjhAgAGBZoeu5AidcjHqlHADCoABiNX63LJpqAnmsaIDhLOAAeG1gkbO2MmQpay8z+nZEU/D38CqgAKAAZ+Ell/AeoV0CvVGioS2g12Hut3TnpRHA6DRCEyIDYeo7EuyvrQ60jmyb4KngAH/dInsFTPHupcNueDpA/wdt3LRAoDfgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5879a665-91aa-4438-8309-38dce19776b3')

========================== row from database ==========================
                                              'id'  1538676
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/zUnsorted/The Presidents of the United States of America - Kitty.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  202
                                           'genre'  rock
                                        'filesize'  4060314
                                           'mtime'  1657678300
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] zUnsorted rock
                                      'tag_artist'  The Presidents of the United States of America
                                     'tag_release'  The Presidents of the United States of America
                                       'tag_title'  Kitty
                                             'bpm'  126.7
                                    'search_title'  'kitty':1
                                   'search_artist'  'america':6 'of':3 'presidents':2 'states':5 'the':1 'united':4
                                  'search_release'  'america':6 'of':3 'presidents':2 'states':5 'the':1 'united':4
                                     'search_rest'  '0yay1':2,3 'prev':6 'prevset':1 'rock':5 'set':7 'unsorted':9 'z':8 'zunsorted':4
                                    'search_combo'  '0yay1':15,16 'america':7B,13C 'kitty':1A 'of':4B,10C 'presidents':3B,9C 'prev':19 'prevset':14 'rock':18 'set':20 'states':6B,12C 'the':2B,8C 'united':5B,11C 'unsorted':22 'z':21 'zunsorted':17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  F m
                                           'quals'  ['q-bass-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1657678299.815667  (2022-07-13 04:11:39)
                             'size'  4060314