======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '164'
                                          'artist'  'Walter Brennan'
                                     'text_people'  ''
                                         'release'  '1962 Verzamel Album'
                                           'title'  'Old Rivers'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lynn', '1894 07 25', 'massachusetts', 'dead', '1974 09 21']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1962'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '118.915'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '1962 Verzamel Album'
'TBPM' (BPM (beats per minute))                     '118.915'
'TDRC' (Recording time)                             '1962'
'TIT2' (Title/songname/content description)         'Old Rivers'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Walter Brennan'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lynn', '1894 07 25', 'massachusetts', 'dead', '1974 09 21']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.60 dB'
'TXXX:replaygain_track_peak'                        '0.560548'

========================== row from database ==========================
                                              'id'  1353862
                                            'path'  /data/Music/Bulk/00poprockelectronic/1962 - Verzamel Album/Walter Brennan - Old Rivers.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  164
                                           'genre'  
                                        'filesize'  2301081
                                           'mtime'  1674645858
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic
                                      'tag_artist'  Walter Brennan
                                     'tag_release'  1962 Verzamel Album
                                       'tag_title'  Old Rivers
                                             'bpm'  118.915
                                    'search_title'  'old':1 'rivers':2
                                   'search_artist'  'brennan':2 'walter':1
                                  'search_release'  '1962':1 'album':3 'verzamel':2
                                     'search_rest'  '00poprockelectronic':1
                                    'search_combo'  '00poprockelectronic':8 '1962':5C 'album':7C 'brennan':4B 'old':1A 'rivers':2A 'verzamel':6C 'walter':3B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['lynn', '1894 07 25', 'massachusetts', 'dead', '1974 09 21']
                                        'tag_date'  1962
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674645857.9295678  (2023-01-25 12:24:17)
                             'size'  2301081