======================== unified (from filesystem) ========================
                                         'bitrate'  '169.028'
                                        'duration'  '249'
                                          'artist'  'Billy Joel'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The River of Dreams'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;set-pl-billboard'
                                             'bpm'  '118.497'
                                             'key'  '9B'
                                        '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\x00J\xde-\x0e\xec\x96`H@\x8fkt4P*\x95y~\x1b-\x984.\x0fuW\x93\xcaWnq\xc803\xf9\x01\x99k,\xdaCN"\xf6\xa6\xa2\xa3{<\xcc`\xda\t\x86\xf8\xb5}\xdau\xd7\x9a\x07\xd6&\x00\x00\x02\x00\x0e`\xde\xe0\x1e\xc7\xb9<\x1d+$5\x95m\t\x07R%\x9f|\x10\xc5\xef-\xa2[@\xafq\xe6\x11\xbf\xf1\xd1\xa5b\xea\x03C\xdb\xac9\x18,\x95\xa4\xe81\x8c\xe2\x16\xe5\\~\xea\xd7:\x8b\xf4\xcf\xd4^\xe8\xd6k\x7f\x92\xb2\xa5V/\xcb\x02W!\x82\xb1rR\xf9\xfd\xc8\x89,O\xa1$r8\xda;\xb9\x11\x1e\xec\x94\x0c\x99\x16\x84p\x02\x00)$\x02+\x0cF~\xc9\x99\xdd\xd1\t\xff\xd8Qqa\x8dbE\x83N\x82e[\xc6\x9c\xc8\x87W\n\x99\xb6\xaa\x83\xb7\x84\x97z\x88*\x03uV\x01\xa8g\xa0u\x90\xc2\xe4\x84\x0fc\xe9r\xb4\xf8`\x1bn\xb4\';%\xbfy\x0e\x88\xa2\xaf\xbd\x1bL\xeb\x0cw\xe90\x0f\xf9V\xe8\x9b0\xb7\x02Q\xcb\x87N\x95ST\x8b\xd5\xf4\\\x8c\xdbYE\xea\xd33\xd2\xb4N\x97\xd4\xe8\xf7\xecZ\x07\x9c\xf4\x05\xb9j\xa4Y5\x08\xea\xf3\t\x14m\xc1\xd3h\xed\x1a\xa4[\x8c\x80pE\xe6\x90\xa6?\xeeC\x06rW\xe3+X\xbd\x13O\xda9/U\x11\x93V{\x03w\xbd\xff\xe6\xee\xe4\xfa\xa0p\xf8D\tm\xfbx\xd0\xe0\x1ce\xbe\x18O\xb0\x8f\xbd\xe1Y\x89"\xef\r\xadK\xa7\xb4\xa9\x0b]Z \xb8\xce$\x8d\xfc\r-\xa1\x9b\xfa\xb8\xd8\x00\xf4\xb4d/\x92\xf1\rSe\r\xa1\x80\x81\x9e\x86|%\xbb\xe2>\xa3\xce\xa93_\xbe\xd5]\xcf-\x13\xebU\x8bU\xad\xc7V\xee\x81:6\xf4d\xe0\xcc\xbeJ\x8d\x1aB\x88\xdeD\xc4\xe6G\x9a\xcfe\x1e\x9a\xa8wc\xe1\xed({\x836\xc2Y\xbad\x06\xb8>\xb9m\x97\xda\x05}A*6\x9c\x92/1X\x10\x01\xb8|\x17\x81\xfc\x0e\x91m\xac\x93\xe1\xe3\th\xf4$\x05\xcc9\xebhmP\xd7g\xafH\x81\x0fb\x15\xbb\x0f7\x8dG\xfd\x1a\xe4y\rC\xdd\x8e\x8e\n\xa4y\x9f\xe8JD6i\x1c\x86W\xe5\x04um\\g\x0c\xedH\x82\xbe\x80v\xa2!\x0b45\xc6\x97YOFW\xd5\x19L\x8d\x7f\xf0\xed\xf5g4K\x8d\x02\xdc\x80\x16')
'TBPM' (BPM (beats per minute))                     '118.497'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'set-pl-billboard']
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'The River of Dreams'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Joel'
'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'                                   ['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.46 dB'
'TXXX:replaygain_track_peak'                        '0.570358'

========================== row from database ==========================
                                              'id'  1275066
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Billy Joel_/Billy Joel - The River of Dreams.mp3
                                         'working'  None
                                         'bitrate'  169
                                    'duration_sec'  249
                                           'genre'  ifs-songwriter;set-pl-billboard
                                        'filesize'  5278782
                                           'mtime'  1638554939
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Joel_ ifs songwriter;set pl billboard
                                      'tag_artist'  Billy Joel
                                     'tag_release'  None
                                       'tag_title'  The River of Dreams
                                             'bpm'  118.497
                                    'search_title'  'dreams':4 'of':3 'river':2 'the':1
                                   'search_artist'  'billy':1 'joel':2
                                  'search_release'  
                                     'search_rest'  '00singer':1 'billboard':11 'eos':3 'ifs':5 'joel':4 'pl':10 'set':7,9 'songwriter':2,6,8
                                    'search_combo'  '00singer':7 'billboard':17 'billy':5B 'dreams':4A 'eos':9 'ifs':11 'joel':6B,10 'of':3A 'pl':16 'river':2A 'set':13,15 'songwriter':8,12,14 'the':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'singer songwriter', 'piano', 'pop', 'classic rock']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554938.6054182  (2021-12-03 19:08:58)
                             'size'  5278782