======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '193'
                                          'artist'  'Herman Van Veen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Slag bij daarom'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', 'q-drums-1', "
 "'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'  '131.4'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '131.4'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Slag bij daarom'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Herman Van Veen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWoOIgeOcI/xriC/aKgFpgAGBloFc2iqdIfbCgQHJSbM0gvPrZbA6gAHSo4dfijuAAaAspo+lSYABgAG02f5FAIOtVpQAgAKAAYvoobzFboR7+j4yiJA1grWE0/Bwmf4a84DHxrySiYJc/VKxMYS10w6CDIg5gAGqB9AjxASXgYAKtq79juqtnembG4IzgAE='
'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:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.70 dB'
'TXXX:replaygain_track_peak'                        '0.732313'

========================== row from database ==========================
                                              'id'  1495009
                                            'path'  /data/Music/Other/Pa/Nederlands/Herman van Veen/Slag bij daarom.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  193
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3882221
                                           'mtime'  1621637492
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands van loc eur netherlands
                                      'tag_artist'  Herman Van Veen
                                     'tag_release'  None
                                       'tag_title'  Slag bij daarom
                                             'bpm'  131.4
                                    'search_title'  'bij':2 'daarom':3 'slag':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'  'bij':2A 'daarom':3A 'eur':11 'herman':4B 'loc':10 'nederlands':8 'netherlands':12 'pa':7 'slag':1A '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-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'  1621637492.155501  (2021-05-22 00:51:32)
                             'size'  3882221