======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '124'
                                          'artist'  'Bob McFadden & Dor'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The Mummy'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['rock and roll', 'type: horror oldies', 'halloween', 'novelty', 'type: "
 "halloween']")
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '96.209'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-246 POS 39'
'COMM:ID3v1 Comment:XXX'                            '59-246 POS 39'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x009\x00+\x009\x006\x00+\x007\x000\x00A\x004\x00+\x00B\x002\x008\x008\x00+\x00E\x00C\x00C\x009\x00+\x001\x001\x006\x00C\x007\x00+\x001\x004\x005\x00F\x005\x00+\x001\x007\x000\x00D\x008\x00+\x001\x009\x00C\x001\x00B\x00+\x001\x00C\x006\x003\x002\x00+\x001\x00E\x00D\x003\x00A\x00+\x002\x002\x00A\x001\x009\x00+\x002\x004\x00E\x00B\x009\x00+\x002\x008\x002\x000\x00D\x00+\x002\x00C\x00C\x00D\x00A\x00+\x003\x001\x00D\x001\x006\x00+\x003\x006\x001\x004\x00A\x00+\x003\x00A\x004\x00F\x007\x00+\x003\x00C\x00F\x003\x007\x00+\x003\x00F\x00F\x00B\x00C\x00+\x004\x003\x00F\x005\x00A\x00+\x004\x006\x00F\x000\x00F\x00+\x004\x00A\x002\x00E\x002\x00+\x004\x00C\x00A\x00E\x008\x00+\x004\x00F\x009\x002\x005\x00+\x005\x002\x00A\x004\x009\x00+\x005\x006\x001\x002\x001\x00\x00\x00')
'PRIV:AverageLevel:\x0f\x16\x00\x00'                PRIV(owner='AverageLevel', data=b'\x0f\x16\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'TBPM' (BPM (beats per minute))                     '96.209'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'The Mummy'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '125013'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob McFadden & Dor'
'TRCK' (Track number/Position in set)               '11'
'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:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['rock and roll',
 'type: horror oldies',
 'halloween',
 'novelty',
 'type: halloween']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+1.35 dB'
'TXXX:replaygain_track_peak'                        '0.431367'

========================== row from database ==========================
                                              'id'  1427470
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-246 - Bob McFadden & Dor - The Mummy.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  124
                                           'genre'  prerock-unsorted
                                        'filesize'  4997046
                                           'mtime'  1621698411
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 246 prerock unsorted
                                      'tag_artist'  Bob McFadden & Dor
                                     'tag_release'  None
                                       'tag_title'  The Mummy
                                             'bpm'  96.209
                                    'search_title'  'mummy':2 'the':1
                                   'search_artist'  'bob':1 'dor':3 'fadden':5 'mc':4 'mcfadden':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1959':6 '246':8 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':12 '1959':13 '246':15 '59':14 'bob':3B 'country':11 'dor':5B 'exotica':9 'fadden':7B 'jazz':8 'mc':6B 'mcfadden':4B 'mummy':2A 'oldies':10 'prerock':16 'the':1A 'unsorted':17
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  5B
                                           '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-3', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', 'type: horror oldies', 'halloween', 'novelty', 'type: halloween']
                                        'tag_date'  1959
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1621698410.7651405  (2021-05-22 17:46:50)
                             'size'  4997046