======================== unified (from filesystem) ========================
                                         'bitrate'  '320.007'
                                        'duration'  '150'
                                          'artist'  'Horace Heidt & His Musical Knights'
                                     'text_people'  'George Gershwin'
                                         'release'  ('Bioshock 2: The Official Soundtrack - Music From and Inspired by the Game '
 '(Special Edition)')
                                           'title'  "Dawn of a New Day (Song of the World's Fair)"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['spotify', 'all', 'jazz', 'bioshock', 'metro jazz', 'title is a full "
 "sentence']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '18'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '94.021'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     ('Bioshock 2: The Official Soundtrack - Music From and Inspired by the Game '
 '(Special Edition)')
'TBPM' (BPM (beats per minute))                     '94.021'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'George Gershwin'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2010-02-09'
'TENC' (Encoded by)                                 'LAME3.96.1'
'TIT2' (Title/songname/content description)         "Dawn of a New Day (Song of the World's Fair)"
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Horace Heidt & His Musical Knights'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/18'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B0035TSFQE'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '54fd5486-7e4d-432d-a928-83d5fa10c526'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '6d14f42c-8662-48e5-aae0-2879db4be7d9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['spotify', 'all', 'jazz', 'bioshock', 'metro jazz', 'title is a full sentence']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.74 dB'
'TXXX:replaygain_track_peak'                        '0.401781'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'974844c5-b6c5-499a-aaf1-da5aa319f1a1')

========================== row from database ==========================
                                              'id'  263150
                                            'path'  /data/Music/Bulk/0soundtrack/Bioshock 2/07 Dawn of a New Day (Song of the Wo.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  150
                                           'genre'  soundtrack-game
                                        'filesize'  6127374
                                           'mtime'  1636135947
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack 07 soundtrack game
                                      'tag_artist'  Horace Heidt & His Musical Knights
                                     'tag_release'  Bioshock 2: The Official Soundtrack - Music From and Inspired by the Game (Special Edition)
                                       'tag_title'  Dawn of a New Day (Song of the World's Fair)
                                             'bpm'  94.021
                                    'search_title'  'a':3 'dawn':1 'day':5 'fair':12,13 'new':4 'of':2 's':10 'song':6,7 'the':8 'world':9 'worlds':11
                                   'search_artist'  'heidt':2 'his':3 'horace':1 'knights':5 'musical':4
                                  'search_release'  '2':2,3 'and':9 'bioshock':1 'by':11 'edition':15,16 'from':8 'game':12 'inspired':10 'music':7 'official':5 'soundtrack':6 'special':13,14 'the':4
                                     'search_rest'  '0soundtrack':1 'game':3 'soundtrack':2
                                    'search_combo'  '0soundtrack':35 '2':20C,21C 'a':3A 'and':27C 'bioshock':19C 'by':29C 'dawn':1A 'day':5A 'edition':33C,34C 'fair':12A,13A 'from':26C 'game':30C,37 'heidt':15B 'his':16B 'horace':14B 'inspired':28C 'knights':18B 'music':25C 'musical':17B 'new':4A 'of':2A 'official':23C 's':10A 'song':6A,7A 'soundtrack':24C,36 'special':31C,32C 'the':8A,22C 'world':9A 'worlds':11A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['spotify', 'all', 'jazz', 'bioshock', 'metro jazz', 'title is a full sentence']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636135947.1480215  (2021-11-05 19:12:27)
                             'size'  6127374