======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '208'
                                          'artist'  'Edith Day'
                                     'text_people'  ''
                                         'release'  'Columbia  1045 (74072)'
                                           'title'  'Castle Of Dreams'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['music hall', '20s', 'female vocalists', 'american', 'actress']"
                                     'discogstags'  "['stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1920'
                                        'comments'  ''
                                           'genre'  'prerock-musichall'
                                             'bpm'  '131.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Columbia  1045 (74072)'
'TBPM' (BPM (beats per minute))                     '131.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-musichall'
'TDRC' (Recording time)                             '1920-04-29'
'TIT2' (Title/songname/content description)         'Castle Of Dreams'
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '208000'
'TPE1' (Lead performer(s)/Soloist(s))               'Edith Day'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'stage & screen'
'TXXX:lastfmtags'                                   ['music hall', '20s', 'female vocalists', 'american', 'actress']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.484213'

========================== row from database ==========================
                                              'id'  1469162
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920/Edith Day - Castle of Dreams 29-4-1920.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  208
                                           'genre'  prerock-musichall
                                        'filesize'  4212599
                                           'mtime'  1639428406
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920 of 29 1920 prerock musichall
                                      'tag_artist'  Edith Day
                                     'tag_release'  Columbia  1045 (74072)
                                       'tag_title'  Castle Of Dreams
                                             'bpm'  131.8
                                    'search_title'  'castle':1 'dreams':3 'of':2
                                   'search_artist'  'day':2 'edith':1
                                  'search_release'  '1045':2 '74072':3,4 'columbia':1
                                     'search_rest'  '00oldiepop':5 '1920':6 '29':8 'country':4 'exotica':2 'jazz':1 'musichall':10 'of':7 'oldies':3 'prerock':9
                                    'search_combo'  '00oldiepop':14 '1045':7C '1920':15 '29':17 '74072':8C,9C 'castle':1A 'columbia':6C 'country':13 'day':5B 'dreams':3A 'edith':4B 'exotica':11 'jazz':10 'musichall':19 'of':2A,16 'oldies':12 'prerock':18
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['music hall', '20s', 'female vocalists', 'american', 'actress']
                                        'tag_date'  1920
                                     'discogstags'  ['stage & screen']

============================== file details ==============================
                                           'mtime'  1639428405.9267378  (2021-12-13 21:46:45)
                             'size'  4212599