======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '198'
                                          'artist'  'Sao Ban Pok Pab'
                                     'text_people'  ''
                                         'release'  'The Sound Of Siam'
                                           'title'  'Panom Nopporn'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  '19'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-asia-thailand'
                                             'bpm'  '144.130'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000A8D 00000A8D 0000507E 0000507E 0001C3BC 0001C3BC 00007C89 00007C8A '
 '00013ACB 00013ACB')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007EC 000000000085BF84 00000000 007938A8 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))                     '144.130'
'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)         'Panom Nopporn'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sao Ban Pok Pab'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '06/19'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.409065'

========================== row from database ==========================
                                              'id'  924656
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/The Sound Of Siam - Leftfield Luk Thung, Jazz & Molam in Thailand 1964-1975/06 Sao Ban Pok Pab - Panom Nopporn.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  198
                                           'genre'  loc-asia-thailand
                                        'filesize'  9549655
                                           'mtime'  1621627003
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Leftfield Luk Thung, Jazz & Molam in Thailand 1964 1975 06 loc asia thailand
                                      'tag_artist'  Sao Ban Pok Pab
                                     'tag_release'  The Sound Of Siam
                                       'tag_title'  Panom Nopporn
                                             'bpm'  144.13
                                    'search_title'  'nopporn':2 'panom':1
                                   'search_artist'  'ban':2 'pab':4 'pok':3 'sao':1
                                  'search_release'  'of':3 'siam':4 'sound':2 'the':1
                                     'search_rest'  '00asia':1 '1964':10 '1975':11 'asia':13 'in':8 'jazz':6 'leftfield':2 'loc':12 'luk':3 'molam':7 'thailand':9 'thung':4,5
                                    'search_combo'  '00asia':11 '1964':20 '1975':21 'asia':23 'ban':4B 'in':18 'jazz':16 'leftfield':12 'loc':22 'luk':13 'molam':17 'nopporn':2A 'of':9C 'pab':6B 'panom':1A 'pok':5B 'sao':3B 'siam':10C 'sound':8C 'thailand':19 'the':7C 'thung':14,15
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627003.373487  (2021-05-21 21:56:43)
                             'size'  9549655