======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '300'
                                          'artist'  'Schwarzblut'
                                     'text_people'  ''
                                         'release'  'Endzeit Bunkertracks [Act VI]'
                                           'title'  'Der schwarze Tod'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['ebm', 'darkwave', 'industrial', 'dark electro', 'aggrotech']"
                                     'discogstags'  "['ebm', 'industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '17'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '90.0'
                                             'key'  '4A'
                                        'acoustid'  '6ceb2a94-95a9-4f6c-84f6-ac7d6bbf9469'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Endzeit Bunkertracks [Act VI]'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-10-26'
'TIT2' (Title/songname/content description)         'Der schwarze Tod'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Schwarzblut'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/5'
'TPUB' (Publisher)                                  'Alfa Matrix'
'TRCK' (Track number/Position in set)               '11/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Schwarzblut'
'TSRC' (ISRC (international standard recording code))  'BEC261217605'
'TSST' (Set subtitle)                               'Evil'
'TXXX:ASIN'                                         'B0094E5HYC'
'TXXX:Acoustid Id'                                  '6ceb2a94-95a9-4f6c-84f6-ac7d6bbf9469'
'TXXX:Artists'                                      'Schwarzblut'
'TXXX:BARCODE'                                      '882951017623'
'TXXX:CATALOGNUMBER'                                'AM1176FCD'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '2b7df3e0-f05d-4e53-9c67-ae6ae19dd8aa'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '895d9917-41db-4c85-b38f-97b553b7eb8a'
'TXXX:MusicBrainz Release Group Id'                 '8a5b9273-7c81-4eeb-b6ce-b39857211755'
'TXXX:MusicBrainz Release Track Id'                 '21b9cd68-b005-4349-996d-c809728a3554'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['ebm', 'industrial', 'electronic']
'TXXX:lastfmtags'                                   ['ebm', 'darkwave', 'industrial', 'dark electro', 'aggrotech']
'TXXX:originalyear'                                 '2012'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.92 dB'
'TXXX:replaygain_track_peak'                        '0.341916'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3a53691a-e9a7-4366-b727-a7587ac5b893')

========================== row from database ==========================
                                              'id'  1489733
                                            'path'  /data/Music/Bulk/00dwimp/cd1 evil/11 Schwarzblut - Der Schwarze Tod.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  300
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  12103332
                                           'mtime'  1620296841
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp cd1 evil 11 Schwarze eid ebm or industrial or darkwave
                                      'tag_artist'  Schwarzblut
                                     'tag_release'  Endzeit Bunkertracks [Act VI]
                                       'tag_title'  Der schwarze Tod
                                             'bpm'  90.0
                                    'search_title'  'der':1 'schwarze':2 'tod':3
                                   'search_artist'  'schwarzblut':1
                                  'search_release'  'act':3,4 'bunkertracks':2 'endzeit':1 'vi':5,6
                                     'search_rest'  '00dwimp':1 'cd1':2 'darkwave':9 'ebm':6 'eid':5 'evil':3 'industrial':8 'or':7 'schwarze':4
                                    'search_combo'  '00dwimp':11 'act':7C,8C 'bunkertracks':6C 'cd1':12 'darkwave':19 'der':1A 'ebm':16 'eid':15 'endzeit':5C 'evil':13 'industrial':18 'or':17 'schwarzblut':4B 'schwarze':2A,14 'tod':3A 'vi':9C,10C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-4', 'Q-SYN-3', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['ebm', 'darkwave', 'industrial', 'dark electro', 'aggrotech']
                                        'tag_date'  2012
                                     'discogstags'  ['ebm', 'industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620296840.6265702  (2021-05-06 12:27:20)
                             'size'  12103332