======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '287'
                                          'artist'  'The Avalanches'
                                     'text_people'  ''
                                         'release'  'Since I Left You'
                                           'title'  'Frontier Psychiatrist'
                                           'quals'  "['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'Pop'
                                             'bpm'  '98.9'
                                             'key'  'B m'  (10A)
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ0'                                      POPM(email='\x01ÿþ0', rating=0, count=0)
'PRIV:www.mexp.dk:\x01\x06\x00\x00\x00\x0000-09\x01\x07\x00\x00\x00\x00active\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x06\x00\x00\x00\x003star'  PRIV(owner='www.mexp.dk', data=b'\x01\x06\x00\x00\x00\x0000-09\x01\x07\x00\x00\x00\x00active\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x06\x00\x00\x00\x003star')
'TALB' (Album/Movie/Show title)                     'Since I Left You'
'TBPM' (BPM (beats per minute))                     '98.9'
'TCON' (Content type, a.k.a. Genre)                 'Pop'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Frontier Psychiatrist'
'TKEY' (Initial key)                                'B m'
'TPE1' (Lead performer(s)/Soloist(s))               'The Avalanches'
'TRCK' (Track number/Position in set)               '13'
'TXXX:MusicMagic Data'                              'AgEAR93ttUmUcsS7gxPuolDLtACA8I505LOg8Us3qtL3eLM0gAHukLbVwM0CWq22hLSAAfYdih7YMuvBhc/eeA2t8cm5VslEjVAcwKuDl/u174QV/W84ALrjgpGHO9d4lpVHhKJs/LSMWYWG3j6xkrJC2W+334RIgkvuaJPv7Bnd2oLB1Sny+/JWqwrMKZdCjkQ='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ea8095ef-700b-4a06-9f40-9b22120c3d32\x00')

========================== row from database ==========================
                                              'id'  1538119
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/zUnsorted/The Avalanches - Frontier Psychiatrist.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  287
                                           'genre'  Pop
                                        'filesize'  6895638
                                           'mtime'  1657689438
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] zUnsorted Pop
                                      'tag_artist'  The Avalanches
                                     'tag_release'  Since I Left You
                                       'tag_title'  Frontier Psychiatrist
                                             'bpm'  98.9
                                    'search_title'  'frontier':1 'psychiatrist':2
                                   'search_artist'  'avalanches':2 'the':1
                                  'search_release'  'i':2 'left':3 'since':1 'you':4
                                     'search_rest'  '0yay1':2,3 'pop':5 'prev':6 'prevset':1 'set':7 'unsorted':9 'z':8 'zunsorted':4
                                    'search_combo'  '0yay1':10,11 'avalanches':4B 'frontier':1A 'i':6C 'left':7C 'pop':13 'prev':14 'prevset':9 'psychiatrist':2A 'set':15 'since':5C 'the':3B 'unsorted':17 'you':8C 'z':16 'zunsorted':12
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  B m
                                           'quals'  ['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1657689437.8868215  (2022-07-13 07:17:17)
                             'size'  6895638