======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '234'
                                          'artist'  'Andre van Duin'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Klokken van 't zuiden"
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-1', 'q-bass-1', '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']")
                                      'lastfmtags'  "['dutch', 'comedy', 'humor', 'all', 'nederlandstalig']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '105.4'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '105.4'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         "Klokken van 't zuiden"
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Andre van Duin'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWiXsg1GkIbFugsi7uUQSgAGBIYrXBjemtRB6gAHqG4ABgAEPxrW4gAG9OoIbgNGAAcoz2Jj6nYABgAGpgv6t1c2tu6n1gAKAAYo8mnarYYLgFnkpE4JqgTyGVAKZptsfXIV961abLIjWEqnJaIr07iqWO4KMinTSb6wK8QKczYHisxUDm/SfvRa04IACgAE='
'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:lastfmtags'                                   ['dutch', 'comedy', 'humor', 'all', 'nederlandstalig']
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.833239'

========================== row from database ==========================
                                              'id'  1495110
                                            'path'  /data/Music/Other/Pa/Nederlands/Andre van Duin/Klokken van 't zuiden.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  234
                                           'genre'  loc-eur-netherlands
                                        'filesize'  4699921
                                           'mtime'  1621637488
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands loc eur netherlands
                                      'tag_artist'  Andre van Duin
                                     'tag_release'  None
                                       'tag_title'  Klokken van 't zuiden
                                             'bpm'  105.4
                                    'search_title'  'klokken':1 't':3,4 'van':2 'zuiden':5
                                   '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':6B 'duin':8B 'eur':12 'klokken':1A 'loc':11 'nederlands':10 'netherlands':13 'pa':9 't':3A,4A 'van':2A,7B 'zuiden':5A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5B
                                           '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-1']
                                      'lastfmtags'  ['dutch', 'comedy', 'humor', 'all', 'nederlandstalig']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637488.461776  (2021-05-22 00:51:28)
                             'size'  4699921