======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '147'
                                          'artist'  'Kinderen Voor Kinderen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Bijna brugklas'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-3', 'q-drums-1', "
 "'q-other-2', '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'  '142.6'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '142.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Bijna brugklas'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kinderen Voor Kinderen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBXVO6ho+fKrGdhIE53lzpgAGCO4B1D52onSyugmLmLoABgAElG7q6gW3a5qtwhWKAAeVZtov2npN2gAHRdBuJATG2Y8KggAKAAY1wnci9b4TKBlkkB4QqgdKCoAbVphomwIJz8RyJhIIRGqC0T5tb2VehUoL4gAHkrqfs/JSdw4cNt1wRxvQpvMO9MIc2gAE='
'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'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.17 dB'
'TXXX:replaygain_track_peak'                        '0.391633'

========================== row from database ==========================
                                              'id'  1495393
                                            'path'  /data/Music/Other/Pa/Nederlands/KindvKinderen/Bijna brugklas.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  147
                                           'genre'  loc-eur-netherlands
                                        'filesize'  2958479
                                           'mtime'  1621637493
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands KindvKinderen loc eur netherlands
                                      'tag_artist'  Kinderen Voor Kinderen
                                     'tag_release'  None
                                       'tag_title'  Bijna brugklas
                                             'bpm'  142.6
                                    'search_title'  'bijna':1 'brugklas':2
                                   'search_artist'  'kinderen':1 'voor':2
                                  'search_release'  
                                     'search_rest'  'eur':5 'kinderen':8 'kindv':7 'kindvkinderen':3 'loc':4 'nederlands':2 'netherlands':6 'pa':1
                                    'search_combo'  'bijna':1A 'brugklas':2A 'eur':9 'kinderen':3B,12 'kindv':11 'kindvkinderen':7 'loc':8 'nederlands':6 'netherlands':10 'pa':5 'voor':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637493.4380026  (2021-05-22 00:51:33)
                             'size'  2958479