======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '172'
                                          'artist'  'Albert Campbell & Henry Burr'
                                     'text_people'  ''
                                         'release'  'Victor 18112 (18128-2)'
                                           'title'  'She Is The Sunshine Of Virginia'
                                           '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-3', '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'  '1916'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '88.709'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Victor 18112 (18128-2)'
'TBPM' (BPM (beats per minute))                     '88.709'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1916'
'TIT2' (Title/songname/content description)         'She Is The Sunshine Of Virginia'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Albert Campbell & Henry Burr'
'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'                                       '3'
'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'                        '+1.14 dB'
'TXXX:replaygain_track_peak'                        '0.470898'

========================== row from database ==========================
                                              'id'  1448141
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1916/Albert Campbell & Henry Burr - She Is The Sunshine Of Virginia 16-7-1916.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  172
                                           'genre'  prerock-vocal
                                        'filesize'  3456818
                                           'mtime'  1620666237
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1916 16 7 1916 prerock vocal
                                      'tag_artist'  Albert Campbell & Henry Burr
                                     'tag_release'  Victor 18112 (18128-2)
                                       'tag_title'  She Is The Sunshine Of Virginia
                                             'bpm'  88.709
                                    'search_title'  'is':2 'of':5 'she':1 'sunshine':4 'the':3 'virginia':6
                                   'search_artist'  'albert':1 'burr':4 'campbell':2 'henry':3
                                  'search_release'  '18112':2 '18128':3 '181282':5 '2':4 'victor':1
                                     'search_rest'  '00oldiepop':5 '1916':6 '7':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'vocal':9
                                    'search_combo'  '00oldiepop':20 '18112':12C '18128':13C '181282':15C '1916':21 '2':14C '7':22 'albert':7B 'burr':10B 'campbell':8B 'country':19 'exotica':17 'henry':9B 'is':2A 'jazz':16 'of':5A 'oldies':18 'prerock':23 'she':1A 'sunshine':4A 'the':3A 'victor':11C 'virginia':6A 'vocal':24
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           '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-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1916
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666237.317607  (2021-05-10 19:03:57)
                             'size'  3456818