======================== unified (from filesystem) ========================
                                         'bitrate'  '64.0'
                                        'duration'  '399'
                                          'artist'  'Winston Churchill'
                                     'text_people'  ''
                                         'release'  'Great speeches'
                                           'title'  'Russia Invaded'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-1', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['politics', 'war', 'speech', 'spoken word', 'political']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-speeches'
                                             'bpm'  '99.080'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'GEOB:RealJukebox:Metadata'                         GEOB(encoding=<Encoding.LATIN1: 0>, mime='binary', filename='', desc='RealJukebox:Metadata', data=b'RJEX\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06zys001\x00\x00\x00L\x01\x02\x00\x00\x02f\x00\x00\x00\xa4\x00\x00ox\x10\n\xb8\xa1\xe2l\xc1]\xfd}\xcb\xc8`\x80\xa6\xcd\x15\xa4\xdb\xc2\x02|\xd0\xf74+}"w\xa6R\x9c\x1e\x92g\x8e\x10a\x1f\x94/*%\xaf\x7f\n\xb4\x13\'\xfd\x86\xba\x80V\n\x08l\xa3\x10\xcc\xd4\xb6\x00\x00\x02\x00\xdd\x88\x1a\x9a\xb5\x0fkR\xc8q\xecd\xb3\x89\x00\x0b\x94{\xd25\\\xfe\xe5\xa8\x94q?\xc7^\xb5\xa6\x048\xb54\xe5\xda\xc2x/"A\xe9\xba\x9c\xdbz\xb6\xea\xc4\xd2\xdeB\xe2\x8e|\x85\xc0"#\x91\xe5\x9eq\x15\x01\x125\xe1-\x19\x8b\xef\x9d\xdfj\xcd\xf9\xf7\xe1\x16\t\xb3`\xcd\xe0\x14\x01v\x04\x07=J\x06\x01\xf6\xc1\xe1\xd2\x03\x1a\x1e\x9e\x917Oj\x13\xbb\xb4\xd5c\xd2\xed&\xf6\x9d&\xa7\xb8\xa1\x97w\x07IY\xec\x9cx\xcb~/\xae\xd9\xa9n\x96,"\xc9\xe0\xecT\x1d\xd0\n\x05\x82\x0b\x99\xff\x91S\xc9\x8e\xfaI\xa3\xdfL\xde\x86\xd1*k\x89\xb6\xb1\x9aF\xcd\x1b06\xb4\xb2\x03Y\xf51J\xb7\xc9\xb0\xaef\xf4\xf1=*\xd7\xc3\x00\xf3\x80i\x8cXs\xadp[\xf5.6\xde\xde\xda\xc0\xba93\xe5\xd8\x1c\xe6]\'\xd0\xec\xbf(v\xd3>*\\jUZ\xe6\xec\xa1;h\x98\xe2\xdc-\x14h\xd1z\xd6\xf7\x81\x15I\xa0\x01qmy\xd8r<&\xd1\xe6\xe9r7\x86\xce_\xf4\xd50\xbf?\x1b\xd7`x\xb5\x12z,\x12"\x8c\x9e\xe3\x9a@R.\x99\x14y\x02%_\x0c\xf3\x9fB\xcfEI\xd8\xf2\xa7\xd0T\xf7)\xbe"P\xab5\xbd\x9al\r\x81\x13^\x11\xc7A\xe3\x9e\x8f\xcbhd\xb3n\xc7\xf3\xd5`\xcd61)\x17k\x9b\x91^t\x83\xcf=|r\x12\x1e\xd8\xe5\xeb4\xd9\xf8h\x9b\xad\xe4V\xa8O\xa9\xb5\xc1\x96\xfd\xb1\xbc\x07\x90\x18&\x00\xe0\xe82{J\'0L\x06\x0f\xc2\xac\x12JHH\\zq\x1ep\'\x01\x80 .\xc0\xee\xbcR\x847\x14K3\xccc%}\xef\xd4\xc5N\xc6:\x8c\xd6M\xdf6\xbdn\x89\x9e\xa3\xc6\xd5C\x00\xcd0e\xb5\xf3\xb5\xed\xaf\xcffs6t\xd3\xe4\xc7\xefy\xa5\x10x\xf5\xddz\x19\x14\xe2,\xbd\xea\x0eG\xbb\xed\xe9\x944\xda\xa1\xa4\xe6a\xec\xe3\xee\xecm@H\xe0\x1fW\xe7@?&\xdaj\x85\xde\x9b\xb5\x92\xac\xdd\xc4\xc6\x01\x99\x1b\x82\xdcu\xbf\xaa\xa2\x81')
'TALB' (Album/Movie/Show title)                     'Great speeches'
'TBPM' (BPM (beats per minute))                     '99.080'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-speeches'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Russia Invaded'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Winston Churchill'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['politics', 'war', 'speech', 'spoken word', 'political']
'TXXX:other'                                        'great speeches'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.03 dB'
'TXXX:replaygain_track_peak'                        '0.495906'

========================== row from database ==========================
                                              'id'  956257
                                            'path'  /data/Music/Bulk/0nonmusic/00speeches, fairly known people/Russia Invaded.mp3
                                         'working'  None
                                         'bitrate'  64
                                    'duration_sec'  399
                                           'genre'  nonmusic-speech-speeches
                                        'filesize'  3198650
                                           'mtime'  1620562159
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00speeches, fairly known people nonmusic
                                      'tag_artist'  Winston Churchill
                                     'tag_release'  Great speeches
                                       'tag_title'  Russia Invaded
                                             'bpm'  99.08
                                    'search_title'  'invaded':2 'russia':1
                                   'search_artist'  'churchill':2 'winston':1
                                  'search_release'  'great':1 'speeches':2
                                     'search_rest'  '00speeches':2,3 '0nonmusic':1 'fairly':4 'known':5 'nonmusic':7 'people':6
                                    'search_combo'  '00speeches':8,9 '0nonmusic':7 'churchill':4B 'fairly':10 'great':5C 'invaded':2A 'known':11 'nonmusic':13 'people':12 'russia':1A 'speeches':6C 'winston':3B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['politics', 'war', 'speech', 'spoken word', 'political']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562159.0845618  (2021-05-09 14:09:19)
                             'size'  3198650