======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '88'
                                          'artist'  'Boudewijn De Groot'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Sexuele voorlichting'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-1', 'Q-OLDST-2', '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'  '144.5'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '144.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.6.0.15'
'TIT2' (Title/songname/content description)         'Sexuele voorlichting'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Boudewijn De Groot'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBYph3ghSQmJvvhDswdGJ2gAGGuIB16qigOjOCjrKtmYABgAEB0cMLgAEM+YABgE6AAa97llbbJ4ABgAHZEubeC+eAAaWagAKAAZaGno7E44Tu6mIvco4DhBqDSfU0mlA2fIrh5NSRcINr/96vTpnrxq+WbIPGgFnMzb4j71Cyx4BtuUn9Vu5ipDy0GoiVgJA='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.65 dB'
'TXXX:replaygain_track_peak'                        '0.357289'

========================== row from database ==========================
                                              'id'  1495296
                                            'path'  /data/Music/Other/Pa/Nederlands/Boudewijn de Groot/Sexuele voorlichting.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  88
                                           'genre'  loc-eur-netherlands
                                        'filesize'  1782897
                                           'mtime'  1621630396
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands loc eur netherlands
                                      'tag_artist'  Boudewijn De Groot
                                     'tag_release'  None
                                       'tag_title'  Sexuele voorlichting
                                             'bpm'  144.5
                                    'search_title'  'sexuele':1 'voorlichting':2
                                   'search_artist'  'boudewijn':1 'de':2 'groot':3
                                  'search_release'  
                                     'search_rest'  'eur':4 'loc':3 'nederlands':2 'netherlands':5 'pa':1
                                    'search_combo'  'boudewijn':3B 'de':4B 'eur':9 'groot':5B 'loc':8 'nederlands':7 'netherlands':10 'pa':6 'sexuele':1A 'voorlichting':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630396.0798614  (2021-05-21 22:53:16)
                             'size'  1782897