======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '179'
                                          'artist'  'Carmen Miranda'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Isto É Lá Com Santo Antônio (+ Mario Reis) (marcha)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['brazil', 'samba', 'female vocalists', 'latin', 'brazilian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-samba'
                                             'bpm'  '130.063'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'prerock-samba'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Isto É Lá Com Santo Antônio (+ Mario Reis) (marcha)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Carmen Miranda'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['brazil', 'samba', 'female vocalists', 'latin', 'brazilian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.69 dB'
'TXXX:replaygain_track_peak'                        '0.463699'

========================== row from database ==========================
                                              'id'  675125
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Carmen Miranda - Isto É lá Com Santo Antônio (+ Mario Reis) (Marcha) 14-5-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  179
                                           'genre'  prerock-samba
                                        'filesize'  3587947
                                           'mtime'  1636135287
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 lá (Marcha) 14 5 1934 prerock samba
                                      'tag_artist'  Carmen Miranda
                                     'tag_release'  None
                                       'tag_title'  Isto É Lá Com Santo Antônio (+ Mario Reis) (marcha)
                                             'bpm'  130.063
                                    'search_title'  'antonio':8,9 'com':6 'e':2,3 'isto':1 'la':4,5 'marcha':13,14 'mario':10 'reis':11,12 'santo':7
                                   'search_artist'  'carmen':1 'miranda':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '5':11 'country':4 'exotica':2 'jazz':1 'la':7,8 'marcha':9,10 'oldies':3 'prerock':12 'samba':13
                                    'search_combo'  '00oldiepop':21 '1934':22 '5':27 'antonio':8A,9A 'carmen':15B 'com':6A 'country':20 'e':2A,3A 'exotica':18 'isto':1A 'jazz':17 'la':4A,5A,23,24 'marcha':13A,14A,25,26 'mario':10A 'miranda':16B 'oldies':19 'prerock':28 'reis':11A,12A 'samba':29 'santo':7A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['brazil', 'samba', 'female vocalists', 'latin', 'brazilian']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636135286.7057028  (2021-11-05 19:01:26)
                             'size'  3587947