<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '271'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'Indonesia - Sawaku - Music of Sarawak'
                                           'title'  'Soon Sia Kian'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'Q-PLAY-2', 'q-bass-2', 'q-busy-2', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-indonesia'
                                             'bpm'  '144.130'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d75a90>

'APIC:'                                             type PictureType.OTHER (Other) b''<br/>                                     <img style="width:150px" src="image?fid=1392710"/>
'TALB' (Album/Movie/Show title)                     'Indonesia - Sawaku - Music of Sarawak'
'TBPM' (BPM (beats per minute))                     '144.130'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-indonesia'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Soon Sia Kian'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TRCK' (Track number/Position in set)               '22'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.86 dB'
'TXXX:replaygain_track_peak'                        '0.919418'

========================== row from database ==========================
                                              'id'  1392710
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Indonesia - Sawaku - Music of Sarawak/22 Soon Sia Kian.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  271
                                           'genre'  loc-asia-indonesia
                                        'filesize'  8874051
                                           'mtime'  1621626989
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 22 loc asia indonesia
                                      'tag_artist'  None
                                     'tag_release'  Indonesia - Sawaku - Music of Sarawak
                                       'tag_title'  Soon Sia Kian
                                             'bpm'  144.13
                                    'search_title'  'kian':3 'sia':2 'soon':1
                                   'search_artist'  None
                                  'search_release'  'indonesia':1 'music':3 'of':4 'sarawak':5 'sawaku':2
                                     'search_rest'  '00asia':1 '22':2 'asia':4 'indonesia':5 'loc':3
                                    'search_combo'  '00asia':9 '22':10 'asia':12 'indonesia':4C,13 'kian':3A 'loc':11 'music':6C 'of':7C 'sarawak':8C 'sawaku':5C 'sia':2A 'soon':1A
                                    'tag_tracknum'  22
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626989.3759062  (2021-05-21 21:56:29)
                             'size'  8874051