======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '209'
                                          'artist'  'Rio Reiser'
                                     'text_people'  ''
                                         'release'  'Alles Prima - Ndw Cd02'
                                           'title'  'König von Deutschland'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'Q-CHART-2', 'Q-MIXBEAT-2', 'Q-SYN-3', 'Q-BUSY-3', 'Q-PLAY-3', "
 "'Q-GRIT-2', 'q-bass-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '112.1'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Alles Prima - Ndw Cd02'
'TBPM' (BPM (beats per minute))                     '112.1'
'TCMP'                                              '1'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'König von Deutschland'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '209781'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Rio Reiser'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.43 dB'
'TXXX:replaygain_track_peak'                        '0.787326'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cf00a4dd-41ab-4097-8f8a-97f208968c87')

========================== row from database ==========================
                                              'id'  1537086
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Alles Prima - NDW CD02/12 - Rio Reiser - König von Deutschland.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  209
                                           'genre'  
                                        'filesize'  3434582
                                           'mtime'  1695907184
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy NDW CD02 12
                                      'tag_artist'  Rio Reiser
                                     'tag_release'  Alles Prima - Ndw Cd02
                                       'tag_title'  König von Deutschland
                                             'bpm'  112.1
                                    'search_title'  'deutschland':4 'konig':1,2 'von':3
                                   'search_artist'  'reiser':2 'rio':1
                                  'search_release'  'alles':1 'cd02':4 'ndw':3 'prima':2
                                     'search_rest'  'cd02':3 'classicprogpsy':1 'ndw':2
                                    'search_combo'  'alles':7C 'cd02':10C,13 'classicprogpsy':11 'deutschland':4A 'konig':1A,2A 'ndw':9C,12 'prima':8C 'reiser':6B 'rio':5B 'von':3A
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-OLDST-3', 'Q-CHART-2', 'Q-MIXBEAT-2', 'Q-SYN-3', 'Q-BUSY-3', 'Q-PLAY-3', 'Q-GRIT-2', 'q-bass-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1695907183.9534478  (2023-09-28 15:19:43)
                             'size'  3434582