======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '266'
                                          'artist'  'Gotan Project'
                                     'text_people'  ''
                                         'release'  'Santa Maria EP'
                                           'title'  'Santa Maria (Del Buen Ayre)'
                                           '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'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'Lo-Fi'
                                             'bpm'  '118.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM::XXX'                                         '#chr [Efnet]'
'POPM:'                                             POPM(email='', rating=153)
'TALB' (Album/Movie/Show title)                     'Santa Maria EP'
'TBPM' (BPM (beats per minute))                     '118.0'
'TCON' (Content type, a.k.a. Genre)                 'Lo-Fi'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Santa Maria (Del Buen Ayre)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gotan Project'
'TRCK' (Track number/Position in set)               '1'
'TXXX:MusicBrainz Album Id'                         'fa19dd98-efb6-4a57-9c83-f7eef542ce1c'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'EP'
'TXXX:MusicBrainz Artist Id'                        '66cc244d-6f96-4668-a6e9-0f9cd5acc940'
'TXXX:MusicBrainz TRM Id'                           'd3bcabdf-c1cd-4b58-9b35-dbf7d3afdc6b'
'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'0c3fc0ab-537c-4b14-a9aa-95a61ac2a80f')

========================== row from database ==========================
                                              'id'  1538750
                                            'path'  /data/Music/Other/PrevSet/[6calmer]/Gotan Project - Santa Maria (Del Buen Ayre).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  266
                                           'genre'  Lo-Fi
                                        'filesize'  6393856
                                           'mtime'  1662800407
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [6calmer] Lo Fi
                                      'tag_artist'  Gotan Project
                                     'tag_release'  Santa Maria EP
                                       'tag_title'  Santa Maria (Del Buen Ayre)
                                             'bpm'  118.0
                                    'search_title'  'ayre':6,7 'buen':5 'del':3,4 'maria':2 'santa':1
                                   'search_artist'  'gotan':1 'project':2
                                  'search_release'  'ep':3 'maria':2 'santa':1
                                     'search_rest'  '6calmer':2,3 'fi':5 'lo':4 'prev':6 'prevset':1 'set':7
                                    'search_combo'  '6calmer':14,15 'ayre':6A,7A 'buen':5A 'del':3A,4A 'ep':12C 'fi':17 'gotan':8B 'lo':16 'maria':2A,11C 'prev':18 'prevset':13 'project':9B 'santa':1A,10C 'set':19
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1']
                                      'lastfmtags'  []
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800406.949477  (2022-09-10 11:00:06)
                             'size'  6393856