======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '118'
                                          'artist'  'Herman Van Veen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Alles wat ik weet'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-3', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                                      'lastfmtags'  "['dutch', 'singer-songwriter', 'chanson', 'kleinkunst', 'nederlandstalig']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '109.6'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '109.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Alles wat ik weet'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Herman Van Veen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWgUugouX/qlIhPn+qV4ZqLKNqYAC1BuQ+y9Dgo6p5oABgAHrfqg2gAG/OoABgO+AAbRo3A73n4ABgAHKE+/E5o6AAasWgAKAAYgooMXFn4S28GM4P4yvg5SEN/FumrUclYFjyKmVEoMR/tOxEoVc0I2CzoemgAGu6tNkyfGW3oBZuSf8MeoBnryezIFTgAE='
'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'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:lastfmtags'                                   ['dutch', 'singer-songwriter', 'chanson', 'kleinkunst', 'nederlandstalig']
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.471927'

========================== row from database ==========================
                                              'id'  1495082
                                            'path'  /data/Music/Other/Pa/Nederlands/Herman van Veen/Alles wat ik weet.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  118
                                           'genre'  loc-eur-netherlands
                                        'filesize'  2380263
                                           'mtime'  1621637489
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands van loc eur netherlands
                                      'tag_artist'  Herman Van Veen
                                     'tag_release'  None
                                       'tag_title'  Alles wat ik weet
                                             'bpm'  109.6
                                    'search_title'  'alles':1 'ik':3 'wat':2 'weet':4
                                   'search_artist'  'herman':1 'van':2 'veen':3
                                  'search_release'  
                                     'search_rest'  'eur':5 'loc':4 'nederlands':2 'netherlands':6 'pa':1 'van':3
                                    'search_combo'  'alles':1A 'eur':12 'herman':5B 'ik':3A 'loc':11 'nederlands':9 'netherlands':13 'pa':8 'van':6B,10 'veen':7B 'wat':2A 'weet':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  ['dutch', 'singer-songwriter', 'chanson', 'kleinkunst', 'nederlandstalig']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637489.1673443  (2021-05-22 00:51:29)
                             'size'  2380263