======================== unified (from filesystem) ========================
                                         'bitrate'  '203.033'
                                        'duration'  '445'
                                          'artist'  'Muslimgauze'
                                     'text_people'  ''
                                         'release'  'Dome of the Rock'
                                           'title'  'Infidel Asphyxia 1'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', '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-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['idm', 'industrial', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '7'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '112.884'
                                             'key'  '12A'
                                        'acoustid'  '41c93d1f-ae53-41e4-a61b-f1cee97b43c2'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Dome of the Rock'
'TBPM' (BPM (beats per minute))                     '112.884'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '2003-06-16'
'TIT2' (Title/songname/content description)         'Infidel Asphyxia 1'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muslimgauze'
'TPE2' (Band/orchestra/accompaniment)               'Muslimgauze'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/7'
'TSO2'                                              'Muslimgauze'
'TSOP' (Performer sort order)                       'Muslimgauze'
'TXXX:ASIN'                                         'B0002NGRXO'
'TXXX:Acoustid Id'                                  '41c93d1f-ae53-41e4-a61b-f1cee97b43c2'
'TXXX:CATALOGNUMBER'                                'act 144'
'TXXX:LABEL'                                        'Ant-Zen'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Album Id'                         '85cd0f7b-25e9-4c10-838e-778ee2665272'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Track Id'                         'c11c5b33-c792-4d4d-b087-61b370cf5719'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.74 dB'
'TXXX:replaygain_track_peak'                        '0.481680'

========================== row from database ==========================
                                              'id'  1110504
                                            'path'  /data/Music/Bulk/00localcharacter/Muslimgauze/Dome Of The Rock/03 Infidel Asphyxia 1.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  445
                                           'genre'  loc-m
                                        'filesize'  11472202
                                           'mtime'  1620527086
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Of The 03 loc
                                      'tag_artist'  Muslimgauze
                                     'tag_release'  Dome of the Rock
                                       'tag_title'  Infidel Asphyxia 1
                                             'bpm'  112.884
                                    'search_title'  '1':3 'asphyxia':2 'infidel':1
                                   'search_artist'  'muslimgauze':1
                                  'search_release'  'dome':1 'of':2 'rock':4 'the':3
                                     'search_rest'  'loc':3 'of':1 'the':2
                                    'search_combo'  '1':3A 'asphyxia':2A 'dome':5C 'infidel':1A 'loc':11 'muslimgauze':4B 'of':6C,9 'rock':8C 'the':7C,10
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527085.7377214  (2021-05-09 04:24:45)
                             'size'  11472202