======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '320'
                                          'artist'  'Defcon'
                                     'text_people'  ''
                                         'release'  'Old School Hardcore'
                                           'title'  'Blob'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['thrash metal', 'electronic', 'industrial', 'hard rock', 'hip-hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '19'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-th-hardcore'
                                             'bpm'  '103.378'
                                             'key'  '11B'
                                        'acoustid'  'c46d610b-dbc4-4b70-93bc-885b253f9f95'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Old School Hardcore'
'TBPM' (BPM (beats per minute))                     '103.378'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-hardcore'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Blob'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Defcon'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Arcade Music Company Nederland B.V.'
'TRCK' (Track number/Position in set)               '18/19'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Defcon'
'TXXX:Acoustid Id'                                  'c46d610b-dbc4-4b70-93bc-885b253f9f95'
'TXXX:Artists'                                      'Defcon'
'TXXX:BARCODE'                                      '8712687104156'
'TXXX:CATALOGNUMBER'                                '01.10415'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '9be58233-f902-4b56-9a83-7524485ff680'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '30ca28da-d026-473a-a8ec-b81b0fe88b6b'
'TXXX:MusicBrainz Release Group Id'                 'b2e1d952-4249-3ac2-8a00-571c56db18da'
'TXXX:MusicBrainz Release Track Id'                 'be08f496-f2ae-3faf-8aea-0edbaaef04d8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['thrash metal', 'electronic', 'industrial', 'hard rock', 'hip-hop']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.636905'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'24430800-7047-4714-8b48-899fca34ba1c')

========================== row from database ==========================
                                              'id'  1355149
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/old school hardcore/cd 2/18 - Defcon Ii - Blob.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  320
                                           'genre'  electronic-th-hardcore
                                        'filesize'  5185693
                                           'mtime'  1620564510
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats old school hardcore cd 2 18 Ii electronic th hardcore
                                      'tag_artist'  Defcon
                                     'tag_release'  Old School Hardcore
                                       'tag_title'  Blob
                                             'bpm'  103.378
                                    'search_title'  'blob':1
                                   'search_artist'  'defcon':1
                                  'search_release'  'hardcore':3 'old':1 'school':2
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '18':11 '2':10 'beats':5 'cd':9 'electronic':13 'hardcore':8 'harder':4 'house':3 'ii':12 'old':6 'school':7 'th':14
                                    'search_combo'  '00poprockelectronic':6 '00techno':7 '18':16 '2':15 'beats':10 'blob':1A 'cd':14 'defcon':2B 'electronic':18 'hardcore':5C,13 'harder':9 'house':8 'ii':17 'old':3C,11 'school':4C,12 'th':19
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['thrash metal', 'electronic', 'industrial', 'hard rock', 'hip-hop']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620564510.4384587  (2021-05-09 14:48:30)
                             'size'  5185693