======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '205'
                                          'artist'  'Jay Wilbur'
                                     'text_people'  ''
                                         'release'  'Rex  8754'
                                           'title'  'When Day Is Done (vocal - Sam Costa)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', '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'  '1936'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '98.549'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rex  8754'
'TBPM' (BPM (beats per minute))                     '98.549'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         'When Day Is Done (vocal - Sam Costa)'
'TKEY' (Initial key)                                '10B'
'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'                                       '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.94 dB'
'TXXX:replaygain_track_peak'                        '0.774774'

========================== row from database ==========================
                                              'id'  1443544
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1936/Jay Wilbur - When Day Is Done (vocal - Sam Costa) -3-1936.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  205
                                           'genre'  prerock-swing
                                        'filesize'  4114226
                                           'mtime'  1620560905
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1936 3 1936 prerock swing
                                      'tag_artist'  Jay Wilbur
                                     'tag_release'  Rex  8754
                                       'tag_title'  When Day Is Done (vocal - Sam Costa)
                                             'bpm'  98.549
                                    'search_title'  'costa':8,9 'day':2 'done':4 'is':3 'sam':7 'vocal':5,6 'when':1
                                   'search_artist'  'jay':1 'wilbur':2
                                  'search_release'  '8754':2 'rex':1
                                     'search_rest'  '00oldiepop':5 '1936':6 '3':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'swing':9
                                    'search_combo'  '00oldiepop':18 '1936':19 '3':20 '8754':13C 'costa':8A,9A 'country':17 'day':2A 'done':4A 'exotica':15 'is':3A 'jay':10B 'jazz':14 'oldies':16 'prerock':21 'rex':12C 'sam':7A 'swing':22 'vocal':5A,6A 'when':1A 'wilbur':11B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           '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-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['united kingdom', 'spotify', 'all', 'uk']
                                        'tag_date'  1936
                                     'discogstags'  ['jazz', 'pop']

============================== file details ==============================
                                           'mtime'  1620560904.9342904  (2021-05-09 13:48:24)
                             'size'  4114226