======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '252'
                                          'artist'  'Bert Williams'
                                     'text_people'  ''
                                         'release'  'Columbia A 6141'
                                           'title'  "Elder Eatmore's Sermon On Throwing Stones"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', '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']")
                                      'lastfmtags'  "['1900s', 'vaudeville', 'comedy', '78rpm', 'antigua']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '121.4'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Columbia A 6141'
'TBPM' (BPM (beats per minute))                     '121.4'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         "Elder Eatmore's Sermon On Throwing Stones"
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '252000'
'TPE1' (Lead performer(s)/Soloist(s))               'Bert Williams'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['1900s', 'vaudeville', 'comedy', '78rpm', 'antigua']
'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'                        '+3.17 dB'
'TXXX:replaygain_track_peak'                        '0.565916'

========================== row from database ==========================
                                              'id'  1506205
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Bert Williams - Elder Eatmore_s Sermon On Throwing Stones 27-6-1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  252
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  5108875
                                           'mtime'  1620539459
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly 1919 Eatmore_s 27 1919 prerock jb jazz unsorted
                                      'tag_artist'  Bert Williams
                                     'tag_release'  Columbia A 6141
                                       'tag_title'  Elder Eatmore's Sermon On Throwing Stones
                                             'bpm'  121.4
                                    'search_title'  'eatmore':2 'eatmores':4 'elder':1 'on':6 's':3 'sermon':5 'stones':8 'throwing':7
                                   'search_artist'  'bert':1 'williams':2
                                  'search_release'  '6141':3 'a':2 'columbia':1
                                     'search_rest'  '1919':2 '27':5 'eatmore':3 'jazz':8 'jb':7 'prerock':6 's':4 'unsorted':9 'veryearly':1
                                    'search_combo'  '1919':15 '27':18 '6141':13C 'a':12C 'bert':9B 'columbia':11C 'eatmore':2A,16 'eatmores':4A 'elder':1A 'jazz':21 'jb':20 'on':6A 'prerock':19 's':3A,17 'sermon':5A 'stones':8A 'throwing':7A 'unsorted':22 'veryearly':14 'williams':10B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', '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-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['1900s', 'vaudeville', 'comedy', '78rpm', 'antigua']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620539459.208898  (2021-05-09 07:50:59)
                             'size'  5108875