======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '203'
                                          'artist'  "Franco E 1 ' G 5 '"
                                     'text_people'  ''
                                         'release'  'Columbia DCH 368'
                                           'title'  'Al Que Bom'
                                           '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']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '85.201'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Columbia DCH 368'
'TBPM' (BPM (beats per minute))                     '85.201'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Al Que Bom'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               "Franco E 1 ' G 5 '"
'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: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'                        '+3.48 dB'
'TXXX:replaygain_track_peak'                        '0.651734'

========================== row from database ==========================
                                              'id'  1508362
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1955/Franco E 1 _ G 5 _ - Al Que Bom 1955.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  203
                                           'genre'  prerock-unsorted
                                        'filesize'  4079410
                                           'mtime'  1621698230
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1955 _ _ 1955 prerock unsorted
                                      'tag_artist'  Franco E 1 ' G 5 '
                                     'tag_release'  Columbia DCH 368
                                       'tag_title'  Al Que Bom
                                             'bpm'  85.201
                                    'search_title'  'al':1 'bom':3 'que':2
                                   'search_artist'  '1':3 '5':5 'e':2 'franco':1 'g':4
                                  'search_release'  '368':3 'columbia':1 'dch':2
                                     'search_rest'  '00oldiepop':5 '1955':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'unsorted':8
                                    'search_combo'  '00oldiepop':16 '1':6B '1955':17 '368':11C '5':8B 'al':1A 'bom':3A 'columbia':9C 'country':15 'dch':10C 'e':5B 'exotica':13 'franco':4B 'g':7B 'jazz':12 'oldies':14 'prerock':18 'que':2A 'unsorted':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           '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'  []
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698229.6663678  (2021-05-22 17:43:49)
                             'size'  4079410