======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '210'
                                          'artist'  'Jelly Roll Morton'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Dr Jazz'
                                           'quals'  ("['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz'
                                             'bpm'  '133.8'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '133.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz'
'TIT2' (Title/songname/content description)         'Dr Jazz'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jelly Roll Morton'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBXj43iHOu4LFOgzbl41qkgAGBloQSKMq0l/63gLfzUIABiNUkptE3gAHb0MtOgeKkk/mEHWbc8oABlGzI4iNt5WzYd8HMgAKAAYVnpCKqDIKhJXk0CYsjgcCA3RlgrIoc8IHR2++AAYLzJDu+qoWA36yYa4PbhBLKQuHG5suaPYKxtWEeQOsDue6qIoACgAE='
'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'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.369648'

========================== row from database ==========================
                                              'id'  1495073
                                            'path'  /data/Music/Other/Pa/Jazz/Jelly Roll Morton/Dr Jazz.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  210
                                           'genre'  prerock-jb-jazz
                                        'filesize'  4211322
                                           'mtime'  1678988605
                                   'redo_metaread'  0
                                        'rest_str'   Pa prerock jb jazz
                                      'tag_artist'  Jelly Roll Morton
                                     'tag_release'  None
                                       'tag_title'  Dr Jazz
                                             'bpm'  133.8
                                    'search_title'  'dr':1 'jazz':2
                                   'search_artist'  'jelly':1 'morton':3 'roll':2
                                  'search_release'  
                                     'search_rest'  'jazz':4 'jb':3 'pa':1 'prerock':2
                                    'search_combo'  'dr':1A 'jazz':2A,9 'jb':8 'jelly':3B 'morton':5B 'pa':6 'prerock':7 'roll':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678988604.9124463  (2023-03-16 18:43:24)
                             'size'  4211322