======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '220'
                                          'artist'  'Aerosmith'
                                     'text_people'  'Joe Perry'
                                         'release'  'A Little South of Sanity CD 2'
                                           'title'  'Walk on Down'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['hard rock', '80s', 'classic rock', '70s', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '143.416'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:picture'                                      type PictureType.COVER_FRONT (Cover (front)) b'picture'
                                     
'COMM:Media Jukebox: Album Artist:\x00\x00\x00'     'Aerosmith'
'COMM:Media Jukebox: Date:\x00\x00\x00'             '35796'
'COMM:Media Jukebox: Tool Name:\x00\x00\x00'        'Media Center'
'COMM:Media Jukebox: Tool Version:\x00\x00\x00'     '11.1.200'
'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/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x007\x009\x006\x005\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x005\x000\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x001\x002\x004\x005\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x007\x009\x006\x005\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x005\x000\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x003\x001\x002\x004\x005\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:îqØ\x19î¦îI\x82=\x9e×Õ\x02¶\x17'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xeeq\xd8\x19\xee\xa6\xeeI\x82=\x9e\xd7\xd5\x02\xb6\x17')
'PRIV:WM/WMCollectionID:\x18\x1b§-¿\x7fdO\x98¤áC\x85\x0bÔ\x0e'  PRIV(owner='WM/WMCollectionID', data=b'\x18\x1b\xa7-\xbf\x7fdO\x98\xa4\xe1C\x85\x0b\xd4\x0e')
'PRIV:WM/WMContentID:t\x03÷\t\x0b\x12#M\x94»ù¿{ô\x1bø'  PRIV(owner='WM/WMContentID', data=b't\x03\xf7\t\x0b\x12#M\x94\xbb\xf9\xbf{\xf4\x1b\xf8')
'TALB' (Album/Movie/Show title)                     'A Little South of Sanity CD 2'
'TBPM' (BPM (beats per minute))                     '143.416'
'TCOM' (Composer)                                   'Joe Perry'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Walk on Down'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Aerosmith'
'TPE2' (Band/orchestra/accompaniment)               'Aerosmith'
'TPUB' (Publisher)                                  'Universal Japan'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hard rock', '80s', 'classic rock', '70s', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.53 dB'
'TXXX:replaygain_track_peak'                        '0.510185'
'WOAR:http://www.aerosmith.com'                     WOAR(url='http://www.aerosmith.com')

========================== row from database ==========================
                                              'id'  1415767
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Aerosmith/A Little South of Sanity 2CD/A Little South of Sanity CD 2/Aerosmith-A Little South of Sanity CD 2-04-Walk on Down.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  220
                                           'genre'  rock-cppex-classic
                                        'filesize'  3550898
                                           'mtime'  1678456076
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2CD 04 rock cppex classic
                                      'tag_artist'  Aerosmith
                                     'tag_release'  A Little South of Sanity CD 2
                                       'tag_title'  Walk on Down
                                             'bpm'  143.416
                                    'search_title'  'down':3 'on':2 'walk':1
                                   'search_artist'  'aerosmith':1
                                  'search_release'  '2':7 'a':1 'cd':6 'little':2 'of':4 'sanity':5 'south':3
                                     'search_rest'  '2cd':2 'classic':5 'classicprogpsy':1 'cppex':4 'rock':3
                                    'search_combo'  '2':11C '2cd':13 'a':5C 'aerosmith':4B 'cd':10C 'classic':16 'classicprogpsy':12 'cppex':15 'down':3A 'little':6C 'of':8C 'on':2A 'rock':14 'sanity':9C 'south':7C 'walk':1A
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['hard rock', '80s', 'classic rock', '70s', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678456075.7847114  (2023-03-10 14:47:55)
                             'size'  3550898