======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '188'
                                          'artist'  'Jay Wilbur'
                                     'text_people'  ''
                                         'release'  'Rex  8124'
                                           'title'  'In A Shelter From A Shower (vocal - Sam Browne)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', '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-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['united kingdom', 'spotify', 'all', 'uk']"
                                     'discogstags'  "['jazz', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '124.468'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rex  8124'
'TBPM' (BPM (beats per minute))                     '124.468'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'In A Shelter From A Shower (vocal - Sam Browne)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jay Wilbur'
'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:discogstags'                                  ['jazz', 'pop']
'TXXX:lastfmtags'                                   ['united kingdom', 'spotify', 'all', 'uk']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.55 dB'
'TXXX:replaygain_track_peak'                        '0.552318'

========================== row from database ==========================
                                              'id'  1434351
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Jay Wilbur - In A Shelter From A Shower (vocal - Sam Browne) -2-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  188
                                           'genre'  prerock-swing
                                        'filesize'  3764020
                                           'mtime'  1620560492
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 1934 prerock swing
                                      'tag_artist'  Jay Wilbur
                                     'tag_release'  Rex  8124
                                       'tag_title'  In A Shelter From A Shower (vocal - Sam Browne)
                                             'bpm'  124.468
                                    'search_title'  'a':2 'browne':9,10 'from':4 'in':1 'sam':8 'shelter':3 'shower':5 'vocal':6,7
                                   'search_artist'  'jay':1 'wilbur':2
                                  'search_release'  '8124':2 'rex':1
                                     'search_rest'  '00oldiepop':5 '1934':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'swing':8
                                    'search_combo'  '00oldiepop':19 '1934':20 '8124':14C 'a':2A 'browne':9A,10A 'country':18 'exotica':16 'from':4A 'in':1A 'jay':11B 'jazz':15 'oldies':17 'prerock':21 'rex':13C 'sam':8A 'shelter':3A 'shower':5A 'swing':22 'vocal':6A,7A 'wilbur':12B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['united kingdom', 'spotify', 'all', 'uk']
                                        'tag_date'  1934
                                     'discogstags'  ['jazz', 'pop']

============================== file details ==============================
                                           'mtime'  1620560492.2238357  (2021-05-09 13:41:32)
                             'size'  3764020