======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '210'
                                          'artist'  'Diew Sor Diew Caan'
                                     'text_people'  ''
                                         'release'  'The Sound Of Siam'
                                           'title'  "Thong Huad & Kunp'an"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '19'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-asia-thailand'
                                             'bpm'  '118.083'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000512 00000512 000052DD 000052DD 000000B6 000000B6 00007E68 00007E65 '
 '00026768 00026768')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000090C 00000000008D48E4 00000000 00800FAD 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '19++'
'TALB' (Album/Movie/Show title)                     'The Sound Of Siam'
'TBPM' (BPM (beats per minute))                     '118.083'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-thailand'
'TDRC' (Recording time)                             '2010'
'TENC' (Encoded by)                                 'iTunes 10.1'
'TIT2' (Title/songname/content description)         "Thong Huad & Kunp'an"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Diew Sor Diew Caan'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '15/19'
'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'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.15 dB'
'TXXX:replaygain_track_peak'                        '0.492328'

========================== row from database ==========================
                                              'id'  1501502
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/The Sound Of Siam - Leftfield Luk Thung, Jazz & Molam in Thailand 1964-1975/15 Diew Sor Diew Caan - Thong Huad & Kunp_an.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  210
                                           'genre'  loc-asia-thailand
                                        'filesize'  9999427
                                           'mtime'  1621627007
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Leftfield Luk Thung, Jazz Molam in Thailand 1964 1975 15 Kunp_an loc asia thailand
                                      'tag_artist'  Diew Sor Diew Caan
                                     'tag_release'  The Sound Of Siam
                                       'tag_title'  Thong Huad & Kunp'an
                                             'bpm'  118.083
                                    'search_title'  'an':4 'huad':2 'kunp':3 'kunpan':5 'thong':1
                                   'search_artist'  'caan':3 'diew':1 'sor':2
                                  'search_release'  'of':3 'siam':4 'sound':2 'the':1
                                     'search_rest'  '00asia':1 '1964':10 '1975':11 'an':13 'asia':15 'in':8 'jazz':6 'kunp':12 'leftfield':2 'loc':14 'luk':3 'molam':7 'thailand':9 'thung':4,5
                                    'search_combo'  '00asia':13 '1964':22 '1975':23 'an':4A,25 'asia':27 'caan':8B 'diew':6B 'huad':2A 'in':20 'jazz':18 'kunp':3A,24 'kunpan':5A 'leftfield':14 'loc':26 'luk':15 'molam':19 'of':11C 'siam':12C 'sor':7B 'sound':10C 'thailand':21 'the':9C 'thong':1A 'thung':16,17
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627007.2935565  (2021-05-21 21:56:47)
                             'size'  9999427