======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '258'
                                          'artist'  'Herman Van Veen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Enkel en alleen'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', 'q-drums-3', "
 "'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', "
 "'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'  '128.9'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '128.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Enkel en alleen'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Herman Van Veen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBQvl7gm+bZKTqgdoWe1EbgAGCEoOe9+ibLB71it7KkqSTiNUCS7awiGThRIM3ilaAAbaCwNXSgpsdgAHDOv3gAlai/6NXgAKAAYjmoP/GJYS97gQ1gou5gweETPI+mpMb0IFjyZmRoIKv/5yw1IYX0imC14dQgAGtndCQxzmZ/IA/trv9R+nvn16dZYGBgAE='
'TXXX:MusicMagic Fingerprint'                       'AQMICNwc5i0tJpAeWx44FdYtyy2uKBUQAB78EqkYkhUgD+UJ8w4hDVoQ6gndBhUETgOzA8cCNQHtAWkBKwGFAPwA5QDOAIkAeABrAEIAPwA7/jz6TOTY1OXzwhnD52X2j02B7BZBifzy4DrzV/o+AwP8xv608qP15P4F/Q3+Ov6Y/lf+Z/7W/pb/E/9g/sn/Yv+g/6P/yf/M/9H/6P/q/+gAc/86/nfvtvPH+YUFof0Rvi9CUUb0/07XvP8lCKfx6vNq/BsDlQS7/YYCR/+ZAC7/ewBU/6L/LP9S/9H/kP/G//z//f/t/+7/7//4//v//P5R+KndxMe77sz97fhk7qQalTqK1BX6kxjHI7IynfX790EElxSGC+cDYgK5/3QAD/8VAGX+3/9X/6L/wv66/2T/yv/bAAL/8P/r//v/+v/4ACP/8wUBCmgbAwEo/Ob+tyHKRfvUU/fV3B3P9MjG9eX6F/Mf74X5/vK/+Jz/Ff6p/wD/H//j/27/2v+1ADgAGf/B/8X/z//e/+H/6//s/+v/Zv0U/+fjBO2pBv0UhP8S+akMmxqF//NfoPCsx7TqSfMU+FTxafTH8eP7Tv4v/qYBmv4t/psAXgBd/2/+Uv8v/+P/vv/e/9z/4P/v//L/8gBd/7H2QOCuA04ye1x1A2b7UOld8CsAGeHR+OfyGPLi9Q0GXCPCGQD/dgAjAd4CE/8rABwAQf/W/+oAIf9q//YAegCqADYAMQAoABMAEgAVMR8eGQ=='
'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:q-bass'                                       '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.70 dB'
'TXXX:replaygain_track_peak'                        '0.492483'

========================== row from database ==========================
                                              'id'  1495071
                                            'path'  /data/Music/Other/Pa/Nederlands/Herman van Veen/Enkel en alleen.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  258
                                           'genre'  loc-eur-netherlands
                                        'filesize'  5182596
                                           'mtime'  1621637490
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands van loc eur netherlands
                                      'tag_artist'  Herman Van Veen
                                     'tag_release'  None
                                       'tag_title'  Enkel en alleen
                                             'bpm'  128.9
                                    'search_title'  'alleen':3 'en':2 'enkel':1
                                   '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'  'alleen':3A 'en':2A 'enkel':1A 'eur':11 'herman':4B 'loc':10 'nederlands':8 'netherlands':12 'pa':7 'van':5B,9 'veen':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', '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'  1621637490.0526927  (2021-05-22 00:51:30)
                             'size'  5182596