======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '389'
                                          'artist'  'Wankelmut'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Monuments'
                                           'quals'  "['Q-CHART-3', 'q-bass-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '128.0'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '128.0'
'TDEN' (Encoding time)                              '2012-01-10 12:40:01'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Monuments'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wankelmut'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf52.110.0'
'TXXX:Q-CHART'                                      '3'
'TXXX:compatible_brands'                            'isommp42'
'TXXX:major_brand'                                  'mp42'
'TXXX:minor_version'                                '0'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'

========================== row from database ==========================
                                              'id'  1541030
                                            'path'  /data/Music/Bulk/Unsorted/W/Wankelmut - Monuments.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  389
                                           'genre'  
                                        'filesize'  15870201
                                           'mtime'  1695401257
                                   'redo_metaread'  0
                                        'rest_str'   Unsorted
                                      'tag_artist'  Wankelmut
                                     'tag_release'  None
                                       'tag_title'  Monuments
                                             'bpm'  128.0
                                    'search_title'  'monuments':1
                                   'search_artist'  'wankelmut':1
                                  'search_release'  
                                     'search_rest'  'unsorted':1
                                    'search_combo'  'monuments':1A 'unsorted':3 'wankelmut':2B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-CHART-3', 'q-bass-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2']
                                      'lastfmtags'  []
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1695401256.9692264  (2023-09-22 18:47:36)
                             'size'  15870201