======================== unified (from filesystem) ========================
                                         'bitrate'  '181.126'
                                        'duration'  '471'
                                          'artist'  'Pendulum'
                                     'text_people'  ''
                                         'release'  'Hold Your Colour'
                                           'title'  'Still Grey'
                                           'quals'  "['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'Drum & Bass'
                                             'bpm'  '116.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'BOSS2k5'
'POPM:'                                             POPM(email='', rating=102)
'TALB' (Album/Movie/Show title)                     'Hold Your Colour'
'TBPM' (BPM (beats per minute))                     '116.7'
'TCON' (Content type, a.k.a. Genre)                 'Drum & Bass'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 "i'm too lame to change the default settings"
'TIT2' (Title/songname/content description)         'Still Grey'
'TKEY' (Initial key)                                '8A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Pendulum'
'TRCK' (Track number/Position in set)               '14'
'TXXX:MusicBrainz Album Id'                         '9d9b873c-fbd4-43df-9533-b401dd86081d'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f2fc6ece-5615-4d2c-9cb3-8c5d51a839ea'
'TXXX:MusicBrainz TRM Id'                           '3fdeab44-4c34-4e2d-8941-57dec5f538b8'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'77c955d0-e07d-4a95-b87f-139140b4130c')

========================== row from database ==========================
                                              'id'  1538313
                                            'path'  /data/Music/Other/PrevSet/[1electro-harder]/Pendulum/Still Grey.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  471
                                           'genre'  Drum & Bass
                                        'filesize'  10685519
                                           'mtime'  1662800347
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [1electro harder] Drum & Bass
                                      'tag_artist'  Pendulum
                                     'tag_release'  Hold Your Colour
                                       'tag_title'  Still Grey
                                             'bpm'  116.7
                                    'search_title'  'grey':2 'still':1
                                   'search_artist'  'pendulum':1
                                  'search_release'  'colour':3 'hold':1 'your':2
                                     'search_rest'  '1electro':2,3 'bass':7 'drum':6 'harder':4,5 'prev':8 'prevset':1 'set':9
                                    'search_combo'  '1electro':8,9 'bass':13 'colour':6C 'drum':12 'grey':2A 'harder':10,11 'hold':4C 'pendulum':3B 'prev':14 'prevset':7 'set':15 'still':1A 'your':5C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800346.5514264  (2022-09-10 10:59:06)
                             'size'  10685519