======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '359'
                                          'artist'  'Don Kozakken'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Zwolf Rauber'
                                           'quals'  ("['Q-OLDST-2', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HAP-3', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '136.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '136.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Zwolf Rauber'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Don Kozakken'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AQEBWbGsgjPDfdR0hDIjaP3ogAGAuYQS8Wmr9t9hgAHP4IABiNXhcsnYgAHqSICUpgqAAaby0xmnsYABgAG2VPL84Pm3cZJNgAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'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'                                      '2'
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.65 dB'
'TXXX:replaygain_track_peak'                        '0.718546'

========================== row from database ==========================
                                              'id'  1495177
                                            'path'  /data/Music/Other/Pa/Volksmuziek/Don Kozakken/Zwolf Rauber.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  359
                                           'genre'  loc-unsorted
                                        'filesize'  7192640
                                           'mtime'  1621354406
                                   'redo_metaread'  0
                                        'rest_str'   Pa Volksmuziek loc unsorted
                                      'tag_artist'  Don Kozakken
                                     'tag_release'  None
                                       'tag_title'  Zwolf Rauber
                                             'bpm'  136.0
                                    'search_title'  'rauber':2 'zwolf':1
                                   'search_artist'  'don':1 'kozakken':2
                                  'search_release'  
                                     'search_rest'  'loc':3 'pa':1 'unsorted':4 'volksmuziek':2
                                    'search_combo'  'don':3B 'kozakken':4B 'loc':7 'pa':5 'rauber':2A 'unsorted':8 'volksmuziek':6 'zwolf':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621354406.160462  (2021-05-18 18:13:26)
                             'size'  7192640