======================== unified (from filesystem) ========================
                                         'bitrate'  '229.126'
                                        'duration'  '245'
                                          'artist'  'Soreng Santi'
                                     'text_people'  'S. Santi'
                                         'release'  'Radio Galaxia'
                                           'title'  'Dub Fai Kui Gun'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['thai', 'rock', 'luk thung', 'luk thung underground', 'so great']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '122.4'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:Songs-DB_Custom1:XXX'                         ('Soul-Jazz; Hindustani; Jazz-Funk; Psychedelic Rock; Psychedelic; Space-Age; '
 'Jazz-Rock; Synth-pop; Funk')
'COMM:Songs-DB_Custom2:XXX'                         '2330487'
'COMM:Songs-DB_Custom3:XXX'                         'BMS025'
'COMM:Songs-DB_Custom4:XXX'                         'UK'
'COMM:Songs-DB_Custom5:XXX'                         'Vinyl, LP, Compilation, Limited Edition'
'TALB' (Album/Movie/Show title)                     'Radio Galaxia'
'TBPM' (BPM (beats per minute))                     '122.4'
'TCOM' (Composer)                                   'S. Santi'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.LATIN1: 0>, people=[['Artwork: The Liars', '']])
'TIT2' (Title/songname/content description)         'Dub Fai Kui Gun'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Soreng Santi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'B-Music'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:date'                                         '2010'
'TXXX:lastfmtags'                                   ['thai', 'rock', 'luk thung', 'luk thung underground', 'so great']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+8.66 dB'
'TXXX:replaygain_track_peak'                        '0.210952'

========================== row from database ==========================
                                              'id'  1383458
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Billy Green - VA - Radio Galaxia [2010]/04 - Soreng Santi - Dub Fai Kui Gun.mp3
                                         'working'  None
                                         'bitrate'  229
                                    'duration_sec'  245
                                           'genre'  electronic-experimental
                                        'filesize'  7096192
                                           'mtime'  1636916803
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Billy Green VA [2010] 04 electronic experimental
                                      'tag_artist'  Soreng Santi
                                     'tag_release'  Radio Galaxia
                                       'tag_title'  Dub Fai Kui Gun
                                             'bpm'  122.4
                                    'search_title'  'dub':1 'fai':2 'gun':4 'kui':3
                                   'search_artist'  'santi':2 'soreng':1
                                  'search_release'  'galaxia':2 'radio':1
                                     'search_rest'  '2010':4,5 'billy':1 'electronic':6 'experimental':7 'green':2 'va':3
                                    'search_combo'  '2010':12,13 'billy':9 'dub':1A 'electronic':14 'experimental':15 'fai':2A 'galaxia':8C 'green':10 'gun':4A 'kui':3A 'radio':7C 'santi':6B 'soreng':5B 'va':11
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['thai', 'rock', 'luk thung', 'luk thung underground', 'so great']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916802.534464  (2021-11-14 20:06:42)
                             'size'  7096192