======================== unified (from filesystem) ========================
                                         'bitrate'  '141.206'
                                        'duration'  '428'
                                          'artist'  'Akira Yamaoka'
                                     'text_people'  ''
                                         'release'  'Silent Hill 4: The Room'
                                           'title'  'Room of Angel'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  ("['video game music', 'japanese', 'soundtrack', 'silent hill', 'ambient', "
 "'dark ambient']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  '22'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '140.141'
                                             'key'  '5A'
                                        'acoustid'  '3369c53b-6ef6-4731-a741-c922c0ddeb5f'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Silent Hill 4: The Room'
'TBPM' (BPM (beats per minute))                     '140.141'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2004-06-17'
'TIT2' (Title/songname/content description)         'Room of Angel'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Akira Yamaoka'
'TPE2' (Band/orchestra/accompaniment)               'Akira Yamaoka'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '21/22'
'TSO2'                                              'Yamaoka, Akira'
'TSOP' (Performer sort order)                       'Yamaoka, Akira'
'TXXX:Acoustid Id'                                  '3369c53b-6ef6-4731-a741-c922c0ddeb5f'
'TXXX:BARCODE'                                      '4524334100732'
'TXXX:CATALOGNUMBER'                                'LC1293'
'TXXX:LABEL'                                        'KONAMI'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '23a32153-7314-4359-a5cd-9e584fe83504'
'TXXX:MusicBrainz Album Id'                         'd2021e5d-cca4-496e-9638-9eba23ba12ba'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'soundtrack'
'TXXX:MusicBrainz Artist Id'                        '23a32153-7314-4359-a5cd-9e584fe83504'
'TXXX:MusicBrainz Track Id'                         '9b265057-50c2-4d88-a293-9a27db793d4a'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['video game music',
 'japanese',
 'soundtrack',
 'silent hill',
 'ambient',
 'dark ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.57 dB'
'TXXX:replaygain_track_peak'                        '0.467287'

========================== row from database ==========================
                                              'id'  1111001
                                            'path'  /data/Music/Bulk/0soundtrack/Game Music/silenthill4-roomofangel.mp3
                                         'working'  None
                                         'bitrate'  141
                                    'duration_sec'  428
                                           'genre'  soundtrack-game
                                        'filesize'  7574943
                                           'mtime'  1620333339
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Game Music silenthill4 roomofangel soundtrack game
                                      'tag_artist'  Akira Yamaoka
                                     'tag_release'  Silent Hill 4: The Room
                                       'tag_title'  Room of Angel
                                             'bpm'  140.141
                                    'search_title'  'angel':3 'of':2 'room':1
                                   'search_artist'  'akira':1 'yamaoka':2
                                  'search_release'  '4':3,4 'hill':2 'room':6 'silent':1 'the':5
                                     'search_rest'  '0soundtrack':1 'game':2 'music':3 'roomofangel':5 'silenthill4':4 'soundtrack':6
                                    'search_combo'  '0soundtrack':12 '4':8C,9C 'akira':4B 'angel':3A 'game':13 'hill':7C 'music':14 'of':2A 'room':1A,11C 'roomofangel':16 'silent':6C 'silenthill4':15 'soundtrack':17 'the':10C 'yamaoka':5B
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'japanese', 'soundtrack', 'silent hill', 'ambient', 'dark ambient']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620333339.2225971  (2021-05-06 22:35:39)
                             'size'  7574943