======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '180'
                                          'artist'  'Markus'
                                     'text_people'  ''
                                         'release'  'Alles Prima - Ndw Cd02'
                                           'title'  'Ich Will Spaß'
                                           '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-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '99.7'
                                             'key'  '3B'
                                        '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))                     '99.7'
'TCMP'                                              '1'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Ich Will Spaß'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '180628'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Markus'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'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'                                       '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.89 dB'
'TXXX:replaygain_track_peak'                        '0.761808'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2e6c7eb5-853b-4376-aad1-d21b1793c7b2')

========================== row from database ==========================
                                              'id'  1537047
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Alles Prima - NDW CD02/04 - Markus - Ich will Spaß.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  180
                                           'genre'  
                                        'filesize'  2967629
                                           'mtime'  1695907183
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy NDW CD02 04 will
                                      'tag_artist'  Markus
                                     'tag_release'  Alles Prima - Ndw Cd02
                                       'tag_title'  Ich Will Spaß
                                             'bpm'  99.7
                                    'search_title'  'ich':1 'spass':4 'spaß':3 'will':2
                                   'search_artist'  'markus':1
                                  'search_release'  'alles':1 'cd02':4 'ndw':3 'prima':2
                                     'search_rest'  'cd02':3 'classicprogpsy':1 'ndw':2 'will':4
                                    'search_combo'  'alles':6C 'cd02':9C,12 'classicprogpsy':10 'ich':1A 'markus':5B 'ndw':8C,11 'prima':7C 'spass':4A 'spaß':3A 'will':2A,13
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3B
                                           '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-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1695907182.5983737  (2023-09-28 15:19:42)
                             'size'  2967629