======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '177'
                                          'artist'  'Billy Murray & Monroe Silver'
                                     'text_people'  ''
                                         'release'  'Beacon 2001'
                                           'title'  'Casey And Cohen In The Army (Part-2)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', '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-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1943'
                                        'comments'  ''
                                           'genre'  'prerock-vaudeville'
                                             'bpm'  '107.5'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Beacon 2001'
'TBPM' (BPM (beats per minute))                     '107.5'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vaudeville'
'TDRC' (Recording time)                             '1943-02-11'
'TIT2' (Title/songname/content description)         'Casey And Cohen In The Army (Part-2)'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '177000'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Murray & Monroe Silver'
'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'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.91 dB'
'TXXX:replaygain_track_peak'                        '0.468765'

========================== row from database ==========================
                                              'id'  1463690
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1943/Billy Murray & Monroe Silver - Casey And Cohen In The Army (Part-2) 11-2-1943.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  177
                                           'genre'  prerock-vaudeville
                                        'filesize'  3593165
                                           'mtime'  1620666499
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1943 11 1943 prerock vaudeville
                                      'tag_artist'  Billy Murray & Monroe Silver
                                     'tag_release'  Beacon 2001
                                       'tag_title'  Casey And Cohen In The Army (Part-2)
                                             'bpm'  107.5
                                    'search_title'  '2':8 'and':2 'army':6 'casey':1 'cohen':3 'in':4 'part':7 'part2':9 'the':5
                                   'search_artist'  'billy':1 'monroe':3 'murray':2 'silver':4
                                  'search_release'  '2001':2 'beacon':1
                                     'search_rest'  '00oldiepop':5 '1943':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'vaudeville':8
                                    'search_combo'  '00oldiepop':20 '1943':21 '2':8A '2001':15C 'and':2A 'army':6A 'beacon':14C 'billy':10B 'casey':1A 'cohen':3A 'country':19 'exotica':17 'in':4A 'jazz':16 'monroe':12B 'murray':11B 'oldies':18 'part':7A 'part2':9A 'prerock':22 'silver':13B 'the':5A 'vaudeville':23
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1943
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666499.4051774  (2021-05-10 19:08:19)
                             'size'  3593165