======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '234'
                                          'artist'  'Deee-Lite'
                                     'text_people'  ''
                                         'release'  'World Clique'
                                           'title'  'Groove Is In The Heart'
                                           'quals'  "['q-bass-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '121.6'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'POPM:'                                             POPM(email='', rating=153)
'PRIV:www.mexp.dk:\x01\x07\x00\x00\x00\x00active\x01\x0b\x00\x00\x00\x00good stuff'  PRIV(owner='www.mexp.dk', data=b'\x01\x07\x00\x00\x00\x00active\x01\x0b\x00\x00\x00\x00good stuff')
'TALB' (Album/Movie/Show title)                     'World Clique'
'TBPM' (BPM (beats per minute))                     '121.6'
'TIT2' (Title/songname/content description)         'Groove Is In The Heart'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deee-Lite'
'TRCK' (Track number/Position in set)               '9'
'TXXX:MusicBrainz Album Id'                         'c2d7e3ed-4249-4a58-ae6e-976cf4112252'
'TXXX:MusicBrainz Artist Id'                        '83d401e8-3322-4491-98d3-ec3a567c5047'
'TXXX:MusicBrainz TRM Id'                           'fd46332e-a834-4595-a7e2-bfb1fe1d87a1'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5f16c1b0-fc8b-491b-9ebe-af8943039776\x00')

========================== row from database ==========================
                                              'id'  1538561
                                            'path'  /data/Music/Other/PrevSet/[8ohdear]/Deee-Lite - Groove is in the Heart.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  234
                                           'genre'  
                                        'filesize'  5619712
                                           'mtime'  1662800454
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [8ohdear] is in the
                                      'tag_artist'  Deee-Lite
                                     'tag_release'  World Clique
                                       'tag_title'  Groove Is In The Heart
                                             'bpm'  121.6
                                    'search_title'  'groove':1 'heart':5 'in':3 'is':2 'the':4
                                   'search_artist'  'deee':1 'deeelite':3 'lite':2
                                  'search_release'  'clique':2 'world':1
                                     'search_rest'  '8ohdear':2,3 'in':5 'is':4 'prev':7 'prevset':1 'set':8 'the':6
                                    'search_combo'  '8ohdear':12,13 'clique':10C 'deee':6B 'deeelite':8B 'groove':1A 'heart':5A 'in':3A,15 'is':2A,14 'lite':7B 'prev':17 'prevset':11 'set':18 'the':4A,16 'world':9C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['q-bass-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800454.25195  (2022-09-10 11:00:54)
                             'size'  5619712