======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '425'
                                          'artist'  'Music of the Gamelan Gong Kebyar'
                                     'text_people'  ''
                                         'release'  'Music of the Gamelan Gong Kebyar'
                                           'title'  'Kebyar Duduk'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '7'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-asia-indonesia;mi-gamelan'
                                             'bpm'  '138.892'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000002A1 000002D2 000057EF'
'COMM:iTunNORM:eng'                                 (' 000002A1 000002D2 000057EF 00004F17 000354C1 0000D529 00007FFF 00007FDE '
 '0002686D 00026839')
'COMM:iTunes_CDDB_IDs:eng'                          '7+7271B1DFB2CC1C87B3298274D6A899AA+44620'
'TALB' (Album/Movie/Show title)                     'Music of the Gamelan Gong Kebyar'
'TBPM' (BPM (beats per minute))                     '138.892'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-indonesia', 'mi-gamelan']
'TENC' (Encoded by)                                 'iTunes v3.0.1'
'TIT2' (Title/songname/content description)         'Kebyar Duduk'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Music of the Gamelan Gong Kebyar'
'TRCK' (Track number/Position in set)               '4/7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.08 dB'
'TXXX:replaygain_track_peak'                        '0.722121'

========================== row from database ==========================
                                              'id'  922389
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/gamelan/Music of the Gamelan Gong Kebyar/04 kebyar duduk.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  425
                                           'genre'  loc-asia-indonesia;mi-gamelan
                                        'filesize'  13614298
                                           'mtime'  1620528057
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia gamelan 04 kebyar duduk loc asia indonesia;mi gamelan
                                      'tag_artist'  Music of the Gamelan Gong Kebyar
                                     'tag_release'  Music of the Gamelan Gong Kebyar
                                       'tag_title'  Kebyar Duduk
                                             'bpm'  138.892
                                    'search_title'  'duduk':2 'kebyar':1
                                   'search_artist'  'gamelan':4 'gong':5 'kebyar':6 'music':1 'of':2 'the':3
                                  'search_release'  'gamelan':4 'gong':5 'kebyar':6 'music':1 'of':2 'the':3
                                     'search_rest'  '00asia':1 'asia':6 'duduk':4 'gamelan':2 'indonesia':7,9 'kebyar':3 'loc':5 'mi':8,10
                                    'search_combo'  '00asia':15 'asia':20 'duduk':2A,18 'gamelan':6B,12C,16 'gong':7B,13C 'indonesia':21,23 'kebyar':1A,8B,14C,17 'loc':19 'mi':22,24 'music':3B,9C 'of':4B,10C 'the':5B,11C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528057.3098867  (2021-05-09 04:40:57)
                             'size'  13614298