======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '243'
                                          'artist'  'John Young & Frederick Wheeler'
                                     'text_people'  ''
                                         'release'  'Edison Blue Amberol  1559'
                                           'title'  'Valley Of Peace'
                                           '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-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1912'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '86.9'
                                             'key'  '5A'
                                        '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)                     'Edison Blue Amberol  1559'
'TBPM' (BPM (beats per minute))                     '86.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1912'
'TIT2' (Title/songname/content description)         'Valley Of Peace'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '243000'
'TPE1' (Lead performer(s)/Soloist(s))               'John Young & Frederick Wheeler'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.10 dB'
'TXXX:replaygain_track_peak'                        '0.548469'

========================== row from database ==========================
                                              'id'  1466550
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1912/John Young & Frederick Wheeler - Valley Of Peace 1912.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  243
                                           'genre'  prerock-vocal
                                        'filesize'  4929056
                                           'mtime'  1620666131
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1912 1912 prerock vocal
                                      'tag_artist'  John Young & Frederick Wheeler
                                     'tag_release'  Edison Blue Amberol  1559
                                       'tag_title'  Valley Of Peace
                                             'bpm'  86.9
                                    'search_title'  'of':2 'peace':3 'valley':1
                                   'search_artist'  'frederick':3 'john':1 'wheeler':4 'young':2
                                  'search_release'  '1559':4 'amberol':3 'blue':2 'edison':1
                                     'search_rest'  '00oldiepop':5 '1912':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':7 'vocal':8
                                    'search_combo'  '00oldiepop':16 '1559':11C '1912':17 'amberol':10C 'blue':9C 'country':15 'edison':8C 'exotica':13 'frederick':6B 'jazz':12 'john':4B 'of':2A 'oldies':14 'peace':3A 'prerock':18 'valley':1A 'vocal':19 'wheeler':7B 'young':5B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5A
                                           '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-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['q-vocals-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-1', 'q-grit-1']
                                        'tag_date'  1912
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666130.610582  (2021-05-10 19:02:10)
                             'size'  4929056