======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '174'
                                          'artist'  'Jean Goldkette'
                                     'text_people'  ''
                                         'release'  'Victor 19308-B'
                                           'title'  'Where The Lazy Daisies Grow'
                                           'quals'  ("['Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'Q-PLAY-2', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'Q-PIANO-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  '["1920\'s", \'1920s\', \'jazz\', \'old little known brilliance\', \'swing\']'
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1924'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '98.262'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Victor 19308-B'
'TBPM' (BPM (beats per minute))                     '98.262'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1924'
'TIT2' (Title/songname/content description)         'Where The Lazy Daisies Grow'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jean Goldkette'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ["1920's", '1920s', 'jazz', 'old little known brilliance', 'swing']
'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-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.19 dB'
'TXXX:replaygain_track_peak'                        '0.475384'

========================== row from database ==========================
                                              'id'  1447367
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1924/Jean Goldkette - Where The Lazy Daisies Grow -3-1924.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  174
                                           'genre'  prerock-unsorted
                                        'filesize'  3504368
                                           'mtime'  1620385711
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1924 1924 prerock unsorted
                                      'tag_artist'  Jean Goldkette
                                     'tag_release'  Victor 19308-B
                                       'tag_title'  Where The Lazy Daisies Grow
                                             'bpm'  98.262
                                    'search_title'  'daisies':4 'grow':5 'lazy':3 'the':2 'where':1
                                   'search_artist'  'goldkette':2 'jean':1
                                  'search_release'  '19308':2 '19308b':4 'b':3 'victor':1
                                     'search_rest'  '00oldiepop':5 '1924':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'unsorted':8
                                    'search_combo'  '00oldiepop':16 '1924':17 '19308':9C '19308b':11C 'b':10C 'country':15 'daisies':4A 'exotica':13 'goldkette':7B 'grow':5A 'jazz':12 'jean':6B 'lazy':3A 'oldies':14 'prerock':18 'the':2A 'unsorted':19 'victor':8C 'where':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-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-PLAY-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ["1920's", '1920s', 'jazz', 'old little known brilliance', 'swing']
                                        'tag_date'  1924
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620385711.3641298  (2021-05-07 13:08:31)
                             'size'  3504368