======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '230'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Dank sei Dir Herr'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-3', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-1', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '145.2'
                                             'key'  'G#m'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '145.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Dank sei Dir Herr'
'TKEY' (Initial key)                                'G#m'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWfxSg0DP9ahJgnSui0a/gAGGy4HQFamnBio2gAHIdoABjrj0I6i1gAGtSIABgoeAAcWGNuff8YABgAHFehzz2emAAa3SgAKAAYwTv/fF0IP7AAI8voqPgvOBrRCio0gS/oAz1F2FooLzAKmyk4Arv0aKj4mfgAHIVRRS2aGFC4YTvAYXquw1p++qbIACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.57 dB'
'TXXX:replaygain_track_peak'                        '0.571130'

========================== row from database ==========================
                                              'id'  1495507
                                            'path'  /data/Music/Other/Pa/Klassiek/Dank sei Dir Herr.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  230
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  4606851
                                           'mtime'  1644756112
                                   'redo_metaread'  0
                                        'rest_str'   Pa Klassiek prerock classical or classical instruments
                                      'tag_artist'  [unknown]
                                     'tag_release'  None
                                       'tag_title'  Dank sei Dir Herr
                                             'bpm'  145.2
                                    'search_title'  'dank':1 'dir':3 'herr':4 'sei':2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  
                                     'search_rest'  'classical':4 'instruments':6 'klassiek':2 'or':5 'pa':1 'prerock':3
                                    'search_combo'  'classical':10 'dank':1A 'dir':3A 'herr':4A 'instruments':12 'klassiek':8 'or':11 'pa':7 'prerock':9 'sei':2A 'unknown':5B,6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  G#m
                                           'quals'  ['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644756111.9722335  (2022-02-13 13:41:51)
                             'size'  4606851