======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '266'
                                          'artist'  'Siouxsie and the Banshees'
                                     'text_people'  ''
                                         'release'  'Peepshow'
                                           'title'  'Carousel'
                                           'quals'  "['q-bass-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'New Wave'
                                             'bpm'  '122.7'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Track 4'
'POPM:'                                             POPM(email='', rating=204)
'PRIV:www.mexp.dk:\x01\x0b\x00\x00\x00\x00good stuff\x01\x05\x00\x00\x00\x00slow'  PRIV(owner='www.mexp.dk', data=b'\x01\x0b\x00\x00\x00\x00good stuff\x01\x05\x00\x00\x00\x00slow')
'TALB' (Album/Movie/Show title)                     'Peepshow'
'TBPM' (BPM (beats per minute))                     '122.7'
'TCON' (Content type, a.k.a. Genre)                 'New Wave'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Carousel'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '0'
'TPE1' (Lead performer(s)/Soloist(s))               'Siouxsie and the Banshees'
'TRCK' (Track number/Position in set)               '4'
'TXXX:MusicBrainz Album Id'                         'f92e24b3-1af8-4fcc-957f-7936c0f3ae74'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '78ea5ea1-3c4d-4b7e-ac5d-68900319ebe2'
'TXXX:MusicBrainz TRM Id'                           '99439d77-c8df-40ec-ab11-106e14320e05'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'60582db3-e7c1-47e6-9b3a-369d956958ad')

========================== row from database ==========================
                                              'id'  1538620
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/zUnsorted/Siouxsie and the Banshees - Carousel.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  266
                                           'genre'  New Wave
                                        'filesize'  6454416
                                           'mtime'  1662800337
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] zUnsorted New Wave
                                      'tag_artist'  Siouxsie and the Banshees
                                     'tag_release'  Peepshow
                                       'tag_title'  Carousel
                                             'bpm'  122.7
                                    'search_title'  'carousel':1
                                   'search_artist'  'and':2 'banshees':4 'siouxsie':1 'the':3
                                  'search_release'  'peepshow':1
                                     'search_rest'  '0yay1':2,3 'new':5 'prev':7 'prevset':1 'set':8 'unsorted':10 'wave':6 'z':9 'zunsorted':4
                                    'search_combo'  '0yay1':8,9 'and':3B 'banshees':5B 'carousel':1A 'new':11 'peepshow':6C 'prev':13 'prevset':7 'set':14 'siouxsie':2B 'the':4B 'unsorted':16 'wave':12 'z':15 'zunsorted':10
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['q-bass-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800336.9037378  (2022-09-10 10:58:56)
                             'size'  6454416