======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '407'
                                          'artist'  'Mike Keneally Band'
                                     'text_people'  'Mike Keneally'
                                         'release'  'Progsoup 27'
                                           'title'  'Bober'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['zappa', 'zappa alumni', 'progressive rock', 'canyero', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '40'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '98.645'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'B\x00+\x009\x006\x00+\x007\x005\x000\x00B\x00+\x00E\x00C\x008\x000\x00+\x001\x002\x001\x000\x00D\x00+\x001\x007\x007\x007\x003\x00+\x001\x009\x009\x00A\x00C\x00+\x001\x00B\x005\x009\x003\x00+\x001\x00D\x00D\x007\x00C\x00+\x002\x003\x003\x00A\x00F\x00+\x002\x007\x002\x003\x00B\x00+\x003\x007\x00E\x005\x00E\x00+\x003\x00D\x003\x00E\x00A\x00\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/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 \x006\x009\x004\x008\x001\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x009\x003\x002\x006\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x000\x001\x005\x008\x007\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x009\x004\x008\x001\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x009\x003\x002\x006\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x000\x001\x005\x008\x007\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Ø»\x07BÆ·¿D¿Üµ\x9fµ¢Ý_'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd8\xbb\x07B\xc6\xb7\xbfD\xbf\xdc\xb5\x9f\xb5\xa2\xdd_')
'PRIV:WM/WMCollectionID:Ø»\x07BÆ·¿D¿Üµ\x9fµ¢Ý_'     PRIV(owner='WM/WMCollectionID', data=b'\xd8\xbb\x07B\xc6\xb7\xbfD\xbf\xdc\xb5\x9f\xb5\xa2\xdd_')
'PRIV:WM/WMContentID:+\x16\x89*>¯\nJ¿Ò\x11Â\x8bz\x18â'  PRIV(owner='WM/WMContentID', data=b'+\x16\x89*>\xaf\nJ\xbf\xd2\x11\xc2\x8bz\x18\xe2')
'TALB' (Album/Movie/Show title)                     'Progsoup 27'
'TBPM' (BPM (beats per minute))                     '98.645'
'TCOM' (Composer)                                   'Mike Keneally'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Bober'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mike Keneally Band'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Exowax'
'TRCK' (Track number/Position in set)               '40'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['zappa', 'zappa alumni', 'progressive rock', 'canyero', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.455525'

========================== row from database ==========================
                                              'id'  1413609
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 27/1543 mike kenealy - bober.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  407
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  9803537
                                           'mtime'  1620737024
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1543 mike kenealy bober rock cppex progressive;set pl progspace
                                      'tag_artist'  Mike Keneally Band
                                     'tag_release'  Progsoup 27
                                       'tag_title'  Bober
                                             'bpm'  98.645
                                    'search_title'  'bober':1
                                   'search_artist'  'band':3 'keneally':2 'mike':1
                                  'search_release'  '27':2 'progsoup':1
                                     'search_rest'  '1543':3 'bober':6 'classicprogpsy':1 'cppex':8 'kenealy':5 'mike':4 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12
                                    'search_combo'  '1543':9 '27':6C 'band':4B 'bober':1A,12 'classicprogpsy':7 'cppex':14 'keneally':3B 'kenealy':11 'mike':2B,10 'pl':19 'progressive':15,17 'progsoup':5C,8 'progspace':20 'rock':13 'set':16,18
                                    'tag_tracknum'  40
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['zappa', 'zappa alumni', 'progressive rock', 'canyero', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737024.1054294  (2021-05-11 14:43:44)
                             'size'  9803537