======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '209'
                                          'artist'  'Wamdue Project'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'King of My Castle'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['dance', 'house', 'electro', 'electronic', 'electronica']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '132.185'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TBPM' (BPM (beats per minute))                     '132.185'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TIT2' (Title/songname/content description)         'King of My Castle'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wamdue Project'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '000,186'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electro', 'electronic', 'electronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.452419'

========================== row from database ==========================
                                              'id'  1337771
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Wamdue Project/Techno__King Of My Castle (Remix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  209
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  3361315
                                           'mtime'  1621695934
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Techno__King Of (Remix) electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Wamdue Project
                                     'tag_release'  None
                                       'tag_title'  King of My Castle
                                             'bpm'  132.185
                                    'search_title'  'castle':4 'king':1 'my':3 'of':2
                                   'search_artist'  'project':2 'wamdue':1
                                  'search_release'  
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'breakbeat':10 'dnb':12 'electronic':8 'jungle':13 'king':4 'of':5 'or':11 'remix':6,7 'techno':3 'th':9
                                    'search_combo'  '00dnb':8 '00poprockelectronic':7 'breakbeat':16 'castle':4A 'dnb':18 'electronic':14 'jungle':19 'king':1A,10 'my':3A 'of':2A,11 'or':17 'project':6B 'remix':12,13 'techno':9 'th':15 'wamdue':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['dance', 'house', 'electro', 'electronic', 'electronica']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695933.8361049  (2021-05-22 17:05:33)
                             'size'  3361315