======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '119'
                                          'artist'  'Lucille Starr'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'French song'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc'
                                             'bpm'  '102.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '102.8'
'TCON' (Content type, a.k.a. Genre)                 'loc'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'French song'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lucille Starr'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBXlRsg1muYbJ6hynzZUItgAGCk4JDEiiloSoNgT7SeIABiNUWVqxtpmHStYABgfSAAccTGiMCqKbGgAGs5RaZ+S+AAavegAKAAY2ip568ioRKAxc5z4ABgs+Ecv2zn5siy4RK1EaTg4XkBZWuJYbc1nCGT4TzgAG+PuLr8MqXd4JErOkJtfTqlVuogYACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'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'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '0000bc2e0000310729138141000500000085732f4eb3afecfca4deacfff800ffcfb404bffcf0cacfefb2c3fffe7464cfee544ffcfcf0f93e3ff9fc30ffe0c0f43fe31032ffa3ffdf6bf8fe1c17e74e743c541d38fd75c5d33fbefcfe3ff0c930bfce8f10cdfff75efff98930ccf2bcf7fff2cf7ff333fdf3f3ff571cc6232e37dfe80ffdfe8e0322ed14d4f4ef31cceecf3cefcdfa0dc0f0ff01ccce8f4b301c9f3700ffc7de3eec3ffbcc33ffb8b3ffe3d3f3fb6fe3f0c755ccbcefddd102bfff703c8cfbefdcdccfc9ae3ffcffc2bbff2fdccb4ad3d7f470d7f0fcbcdc3ffcec887daf5bc0002f0f116a1b2bc7ffb3f3c3fe7fff3c6cbf8f00f0adff81013ffc39f0e06fe53e3ffdfeeddf901586f2188cefbfccffcf3cffd18fb7f3cbbff4dfc8a3b2e499f3fffc8cfe2ff33ba38e0be0c3ae0b232539a1b6c13f6fc3fc3cff3cccbddc36c1fffff88e7febf3dfff9c73efcf3fb82ba8f6c44ff0cff75073f4f3cc31bf73145d78e3df7bd6ce38f36dfad76de1fbce0f6f5a75de9f76db8dfcba1d75a50e9cf77d50e3dde1df4fa13feff5a5cd77d90e36df4dfbdbda75fbae356fdd77b37d80'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.55 dB'
'TXXX:replaygain_track_peak'                        '0.666658'

========================== row from database ==========================
                                              'id'  1495241
                                            'path'  /data/Music/Other/Pa/All/French song.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  119
                                           'genre'  loc
                                        'filesize'  2401396
                                           'mtime'  1678985068
                                   'redo_metaread'  0
                                        'rest_str'   Pa All loc
                                      'tag_artist'  Lucille Starr
                                     'tag_release'  None
                                       'tag_title'  French song
                                             'bpm'  102.8
                                    'search_title'  'french':1 'song':2
                                   'search_artist'  'lucille':1 'starr':2
                                  'search_release'  
                                     'search_rest'  'all':2 'loc':3 'pa':1
                                    'search_combo'  'all':6 'french':1A 'loc':7 'lucille':3B 'pa':5 'song':2A 'starr':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-3', 'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678985067.652884  (2023-03-16 17:44:27)
                             'size'  2401396