======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '164'
                                          'artist'  'Rick De Leeuw && Jan Hautekiet'
                                     'text_people'  ''
                                         'release'  'ff3'
                                           'title'  'Ozewiezewoze'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-3', 'q-mixbeat-1', "
 "'Q-PIANO-4']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '132.4'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'ff3'
'TBPM' (BPM (beats per minute))                     '132.4'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Ozewiezewoze'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rick De Leeuw && Jan Hautekiet'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '134,179'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tracknum'                                     '15'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.469718'

========================== row from database ==========================
                                              'id'  1289981
                                            'path'  /data/Music/Bulk/00poprockelectronic/ff3/15 - Rick De Leeuw && Jan Hautekiet - Ozewiezewoze.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  164
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  3945295
                                           'mtime'  1637330422
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 15 ifs songwriter indie rock
                                      'tag_artist'  Rick De Leeuw && Jan Hautekiet
                                     'tag_release'  ff3
                                       'tag_title'  Ozewiezewoze
                                             'bpm'  132.4
                                    'search_title'  'ozewiezewoze':1
                                   'search_artist'  'de':2 'hautekiet':5 'jan':4 'leeuw':3 'rick':1
                                  'search_release'  'ff3':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'indie':4 'rock':5 'songwriter':3
                                    'search_combo'  '00poprockelectronic':8 'de':3B 'ff3':7C 'hautekiet':6B 'ifs':9 'indie':11 'jan':5B 'leeuw':4B 'ozewiezewoze':1A 'rick':2B 'rock':12 'songwriter':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330422.2891433  (2021-11-19 15:00:22)
                             'size'  3945295