======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '245'
                                          'artist'  'Brian Eno'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Spider and I'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'alternative', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '135.004'
                                             'key'  '7B'
                                        '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\x00\x8e\xb4\xd8uq:\x13A\x80\x84W]\x0b\xdd\x9d:\xfd\x96\xdc\xc0\xe8\xd3\x14B\x1fWp\xe5\x05~\xd8\xd6\xe7C\x1dZ5\xb4m\xa6\xc4\xd6\x1d\xebsH^\xb7\xbf\x02n|R\xad\x11\xc4\xe0\xb3\xd01!\xea,K\x00\x00\x08\x00Wo\xa5&\xbf\x9e\xcc{\x8ec\xb9Bl>+tZ\xddt\x15c\xef\x81\xf9\xbb{I\xee\xfb\xdf\x83\xe4r:\x01\x9e\x1c\x82\xac\x1b8\xfc\xfd\xc0P<\x97t>\x8bq\xd2\xea\x85\x8fM\xfbz\xe2\x9c\x9f\x0eB\n\x8a\xe1\xbb\xbc\xe8+Hd\xcfx\x15\xb4\x9a\xedt:nN `\xed\xe0-4\\\x13\xdd.\xfd\xa0V\xb1\xfaoPB\xf9\x7f\xe4U\x0c\x1fcs\xff\x8d9\xc2\xefTT\xf6\xcc\xfe\x0b\x7fJ\xf3*\xdd\xe4V-Q\xb9\x81\xc2\xef\xa3}(\xd2\x14x \xcdz\x1eZ\xd5\x97\x05\x8b\xd1\xe5\x8c\xaf2\xff\x8f\x98\xf91\xc2\xb89\xe8\xb2B\xe9F\xb4\x869\xc8\xe4\xc5g&\xdbFi>\xc1\xd3\x1f\xb2\xba\xa9\xd9\x08/`\x14g7q\xcc\x88\xf5\xe3q)l\x9d\x12N\x02\x88c\xbc\xab\xb4?\xf6\xdbk\xd7\xc9a$|\x0br\xa4\x95\xc1\x0b\x03h\xc1\xb7/\x96\'F\x18%\xa8\n\xbd\xc2\xe28\x0ca\x03\x98\x9c\x1614]\x84\xfb\x03a\x0e\x80\xd5M4\xb5l\xc7}\x07w"P\x9c\xbb<s\x067\x85*\xcc\xfd\x87\x97\x12\xd7\xc9\xf5SF8\xaf\xe6!\xb7\xc2hP\x8b) 2\x93\x1e\xdd\x11\x1e\xd5\xa4\xca\xae\xd9\xc9\xb0\x155\xd4\xc9l\x05\x8b\x9b6\xe8\xee\xbc\x7f>\xacPJ\xcb\xce\xe4J0\xb8\xc3n\xf2\xdc\xc1Jd\x98\x1dj\xac\x96\x00^\x7fyl\x9f\x1b^\xfe\xbd;t\xd7\xc9\xd0\xcdf}\x95\r\xf0\xa2\x11\\\x9a\xdf\xa9[\xeb\xceC\xc0C\xfdbj\xe7\x86\t\x0f\x1c\xbd\x9e9:\xe3\xadp\x8f\xe0wdY\xd2\'\x1f\xb6\xc0\xf9\xb0\x13G\xdb\x98U\xef{v`\x9e\x98\x1e\x8d\x10\x0c\xb9t\xf5y\x18\x87\xad]\xf8\x89\x82\x00r\xb1\xe6Xe\xc7\xd6i\x1aT\xecu\xc5\xfa\xcd\x0c\x83\x18\x0b\xb2\x08I"\xaa\x9b\x99J\x83\xd9`\x07\x1bX%4y\x86]\xcbk"\xe1\x8a\x96V-CT^}\xc6\xf3\x93\x01\x19\xd6b"O\x82\xf0\xd5\x1f\xfc]6k6\x905\xe3\xeb}b\xd8\xbe\x99+\xd4U\x07,\x06:\x04#:\xd1\xb6P\x8d\xde\x98~\xce\xe4\x045\xdd0qs#\x12\xb1\xd7\xfc6\xe7\xbe\x14\xa8\xc9db.?(\xd8\x1a\x14,\xb2M\xb3Q({\x06\xdb\x00\x8b\xe3Zsu\xa6b\xc5\xaf\xf5\xf8F\x1a\x11\x02rL\xcdo\x97)\xe7S\x1f\x89\xdf\xf2\xda%(f\xd1\x19\x9c\x93u\xfe\x14"\xb3"\r\xb1\xee\xcd`\tOA\xcaUO\xeb\x08m\x031B\xb8\xf3K!A1\xef\x18\xb3\x03\xc4m\x81\x8b\xaa\xab`\xc0\xc6\x86F\x06l[H\x94\x94<\xd4\xba\x9f\x14V\x16\xebc\xae\xbcJ\x9c\x18&\xe5&\x1dUu\xe0}\xa7f\xb2A\xaf\x92\xb4\x8b\x87\xf1\x01h\x95\xb1|2\xab=\x1d\xab:\xaf\xbc\xe2_@\xdd\xe0\x82\x8f\xf9F\xd9\xeb\xea\x88V\x91\x14\xa8L\x17X=)\xc7\xee\xea\xad\xef\x13\x8c\xd7-\x0c\xa2\x08\xa7+\xf3\x0b\xcaL\xea\xc1\xc1\xcc\x08\xb5KS\x1cw6\xa2\xfa\xef\xda\xb7\x16\x97\xb0\x1a\xa1H\xd6\xc9o\xc8\xe2\x91\xc4\xb0\xa3*\x18Vc\xea\xdb\x05\xda\x92\xa2($\x03\xcf\xa9\xa8\xbc\x1d\x95e\'\xcc\xc9\xe2_\xbe\xba\x94\xff\xacZ"\x969\xe5}\x95\x1e/i]!\x0b\x1f.V#\xf1\xa0;\xbc\'\x9c\xd2\x8bH\xa7\x80\x17\xab;rI<\x8d\xeaQ:\xd0\xc99\x13\x8b\ntJ\nw\xaea\x19<\x82\xdc(\x1c@\xfb\x04\x9f\xa0\x19,\t\x87\x9e\x91\xe1S\xe4\xc1\x85\x9f\x12X\xb0\xbc\x80!\xc5\x05T\xef\xce\xb3\xbc\xb0\x9f9kh\x9fbH\xf7\x0e\t\x0f1\x08\xdc\xc3\x16\xe8;\x9f\xdb\xa5#>\x1c\xbf(~\x12\xfep\x8c-n\xc95\x04\xc2o[\xe6\x075\x0f\xd2*<t\xfa[\xebp|`\x11\x01@z\xf3na,\x8c\xa6\xea\xbf\xd2\xb3\xfbM\x88\x1f|\xaf\xe4\x8b\xaex\x8e\xfe\x1a\x0e\x8erxc\x17\x15O\xd7\x0c\xffah\xc7Pxo,lS\xcbx\xeeM\xb8\xc9\xd4}\x13\x10"\xc7tS\xa9C\xa3\xccf;\xb5\xe8M\x81\x8f\x8c\xf8\xebLy\xadS\xd8\xc0\xe2p\xc4#\x84\xa3\x93p\x9fZ\xa2_\rV\xb4\x95r?M@\xc9h\xeb\xeev\xe2\xf9\xcf\x89\x03z\x90]\xbbi\xbb\x03\x84\x9a\x8f\xb0hN\x8b\xf3\x9ePX\x14\xaa4CUq\x93V\xa7\xad\x9fp\xbc<\x89w\x8c9\x94\x05\x92\x0c\xea\xcb\xe2s\xdd\x93\x88\x1d\xc0\xfe\xd8n|\xd5,m4\x7f\x8f\xfd\xd7\xf2]\xa1<\xfa,\xd1\x8d\xcf\xc0Y\xfb\xb8C\x9d\x0e\x93)\x14\x92\xa2\x00\xd8\xc0\xe3^\xf2\xd7\x93!\xe1\xd1\xd9\xb4]\xe0\xea\xf5\xb5RY\n_1\x9fxz\x86%g\xb1\x8e\xd6K\x13N\xb4\xf2\xc20\x00\x1fy\xf6\x85\x18\xb8\x95Z\xd0\xb8\xe8\xe0K\x1f\x8c\xae\xa8M\xb1c\x1a\x8b\xee\x9da?\xd4\x87\xf6\xb7\x0b\x8ek-\xae&\x96&\xbfr\x1d\x8d\x16C\x19GS\xd5$bL\x02B\x9bN\xda{cz\xcaH\xec\xfd+\xd90\xc2e\\n!\x84(#\x94/\xf4\xee\x89\x832\xe0\xa2\x17\x11<\x1a\xbc\x05d\xb5^4;\xdf\xaa\x1en6&\xc8\xda,Z\xc8.=\xc5\xaa\xcd0\xb6\xce\xd2\xc3\xd9\xfe\xfa\xaa\xde\x1fOfK\xe1\xdd\xc1\xb2\x0e<\xb8\xefpZ)\xe6P[b\xea}_W\xc4`\xbf/B\x03_\xd9\xec(\xf9\'\x13\x87\xefw\xe8>\xaa\xff\xf657\x1f\xbdQK=\x1a\xaf\xd9\x98\x19_:V\x18 \xa3\x82\xf0\xe4\xf9C\xc3(\xc6tj\x9b\xca\x8a\x88gh\xe0J\xfau\x13P\xd5p\x06I\xbd\xf7M\xc5\xde\xac\x17\xda\xdc\x8c)xm\xec\xc42\x8dQX\xf4=p\xa4\xf3\xbb\xad\xe3\xc2\x87D]o\xab\xfa\x08\xc3t\xdd\xd2\x9c\xa9p\x9b\x02s\xc7<\x93\xb6\x1d:\x1a\xf8\xd0\xdc\x0b\xf3v\xb2E,#MF\xf0\xb6\xb4\x12k!\xce\xb0\x9f\xe7^\x92\xd1Y\xae\xfeL^\xc5\xc0\xc9\xec\x8d>\x94\xbb\x0ei\x91R|\xf6`\x9dT\x12dz\xa3\x0eh\x8f\xab\t2\x9f\xd9gd|\xe2i\xe1\xbf\xd8\x84m\xf6\xe2\xaea\x18\x8cU\xc0\xfc\x89v\x8c\x1e\xcd\x85o\xae \x19CgY\x0f\'\xf0\xfc\x08\x96\x86\x08\x88\x1f\x0e\xb8w>\xf6\x87\x8a\xefI\xa8\xe7;\x92\xdb\xc9\xaf\'\x1d\x11\xd5.dJ\xa0nz}\x07\xbbVH\xb4\xf2\xb7\x9a\xbd\x8ef`\xd6\r\xf1H\xbe\xe6:\x08Q\x82\xc2\xe8u\xac&w\xe4\x9e\xe4\xa0\xe81\xf5bx\xdf\xb7Lf\xf2\xa4&\x94\xa2\x93\x11\xf4\x06\x10\x0e\x165\x9eN#vc\xc8\xab\x80By}N`a\xc9\xaa\xabD\xd2\xb9`\xc5:\xdb\xd7\xc8t\x0b\x10l\x12\xf4;\xf0\x85\\\xea\x05!\xae\x8e\x81Y[\xe0(\xe2\xf4\xf0\x15\xe2N\x1b4/\xfd)\xc0\xbf1!\xbf\xbfZ\x8d\x9d3\xc8T>\xfa\x89\xaa\xbc\r\xf1\xc5Pt\x86Dp]\x13U\x7fS4\x02\xe7\xcd\xb1\x9d\xdap\xd5$?\x1d\xfcg\xb3-l\x19\xcdcA\xf9\x87\x0fZk\x05\t\x1b\xe4Q\x11\xba\xe7\xcd`i\x97v\x91\n\xaa\x07i\x01\x1c\x10Y5\x85\xf9\x0b\xc9\xd6S\xa5;\x1c\xbag\x13\xfc\x06s\x83\xdb%wT\xd3Q\xf6\xde\xf9\tA\x84\xdb0\xa3\xcf=\xd1\xb2R%~y@Zz\xc0\x1ea\xef1\xf1e7D9\x18={\x96\x08)F\xf09Q\x7f\x91\xaf\xe7HJ\x9a\xdat\x13\xb2\x9d\xed.\xe92\x8coLJ=\x18T\x83[\x9cd\xd6\xee\x8c\x9f\xfad<\x04\x9f\xe5%\xa5\xb4\xfdLE\xa8[\x18\xa47\xd4\xee\xa9\xcdk\x9b)M\x00\xe8\x98?&\xc9\x8cP\xea\xfb\x88y\x00\xca\x8b\xf4\xb0\xf6j\xce\xc6jz\xb3_9\xf2-\xb7\x19F\xd0x\xc1\x14f\xb3\x88\xa4\x82q\x88F\x81\xb7t}\x10\xd9\xf9\x8c\x95\x07:_\x9d\xc1JcimT}\xdb\xa7\x81P\xda\x8fI\x11\t\xa7M\xd6\xb0ox*\xc8\x99W\x117\xeb\x89\xea\x00\xf77\x0e$\x18\x9a\xdb\x9c\xc6\xa8\xc0\x11\x18\xd6g\xdeLw\x00\x1b1?i\x8e\x94\x8a\xd4\xbe\xf2\x14d\xb4\x03E\xde\x9f\xbe\xc2\xc6\xd8W\x89\x136\xdb\xdfL\x87|\xd7Rb;\x14W\xdd\xd8\x8d\xacp\xde\t\xebjF\x9cEY\x9e\xb0L\xc8\xefgrz\r^\xaf\xf3\x8ea\xb1_{f\xc8\xc9\x17`u\x067\x8d\x89P\xb4\x87E\x97?')
'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Spider and I'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian Eno'
'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:lastfmtags'                                   ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                        '-0.04 dB'
'TXXX:replaygain_track_peak'                        '0.752190'

========================== row from database ==========================
                                              'id'  1350212
                                            'path'  /data/Music/Bulk/00poprockelectronic/Brian Eno/Brian Eno - Spider and I.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  245
                                           'genre'  electronic
                                        'filesize'  3938683
                                           'mtime'  1636913834
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic
                                      'tag_artist'  Brian Eno
                                     'tag_release'  None
                                       'tag_title'  Spider and I
                                             'bpm'  135.004
                                    'search_title'  'and':2 'i':3 'spider':1
                                   'search_artist'  'brian':1 'eno':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'electronic':2
                                    'search_combo'  '00poprockelectronic':6 'and':2A 'brian':4B 'electronic':7 'eno':5B 'i':3A 'spider':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913834.04365  (2021-11-14 19:17:14)
                             'size'  3938683