======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'Andre van Duin'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Zeer zuiver gezongen'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-1', 'q-bass-3', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '140.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '140.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Zeer zuiver gezongen'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Andre van Duin'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWo97g0CX8LGLgAFwsiDhgAGArYSFDzypZyO2gQ/iDaSTheQg+M/ygEgMYYX/hYGAAcYAvy/fnqb5gAG0owWV+5nDtKqZgAKAAZLBmTitwYM0A98T14JqgZeG6f0Go94whofo7C6V84yeDfPFtY+H6gOe0oIQinTheqQx/HezsYICu/cE0/yGwkfAaIACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '1'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.598585'

========================== row from database ==========================
                                              'id'  1495303
                                            'path'  /data/Music/Other/Pa/Nederlands/Andre van Duin/Zeer zuiver gezongen.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3715536
                                           'mtime'  1621637489
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands loc eur netherlands
                                      'tag_artist'  Andre van Duin
                                     'tag_release'  None
                                       'tag_title'  Zeer zuiver gezongen
                                             'bpm'  140.0
                                    'search_title'  'gezongen':3 'zeer':1 'zuiver':2
                                   'search_artist'  'andre':1 'duin':3 'van':2
                                  'search_release'  
                                     'search_rest'  'eur':4 'loc':3 'nederlands':2 'netherlands':5 'pa':1
                                    'search_combo'  'andre':4B 'duin':6B 'eur':10 'gezongen':3A 'loc':9 'nederlands':8 'netherlands':11 'pa':7 'van':5B 'zeer':1A 'zuiver':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-1', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637488.7017682  (2021-05-22 00:51:28)
                             'size'  3715536