======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '310'
                                          'artist'  'galadriel'
                                     'text_people'  ''
                                         'release'  'Progsoup 21'
                                           'title'  ' Calorie Street'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-PLAY-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['metal', 'extreme gothic metal', 'slovak', 'dark metal', 'gothic metal', "
 "'doom metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '106.029'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 21'
'TBPM' (BPM (beats per minute))                     '106.029'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         ' Calorie Street'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'galadriel'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['metal',
 'extreme gothic metal',
 'slovak',
 'dark metal',
 'gothic metal',
 'doom metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.64 dB'
'TXXX:replaygain_track_peak'                        '0.578898'

========================== row from database ==========================
                                              'id'  1410727
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 21/1184 galadriel - Calorie Street.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  310
                                           'genre'  rock-cppex-progressive
                                        'filesize'  7455938
                                           'mtime'  1620736849
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1184 rock cppex progressive
                                      'tag_artist'  galadriel
                                     'tag_release'  Progsoup 21
                                       'tag_title'   Calorie Street
                                             'bpm'  106.029
                                    'search_title'  'calorie':1 'street':2
                                   'search_artist'  'galadriel':1
                                  'search_release'  '21':2 'progsoup':1
                                     'search_rest'  '1184':3 'classicprogpsy':1 'cppex':5 'progressive':6 'progsoup':2 'rock':4
                                    'search_combo'  '1184':8 '21':5C 'calorie':1A 'classicprogpsy':6 'cppex':10 'galadriel':3B 'progressive':11 'progsoup':4C,7 'rock':9 'street':2A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['metal', 'extreme gothic metal', 'slovak', 'dark metal', 'gothic metal', 'doom metal']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736848.5657291  (2021-05-11 14:40:48)
                             'size'  7455938