======================== unified (from filesystem) ========================
                                         'bitrate'  '205.676'
                                        'duration'  '241'
                                          'artist'  'Panzer AG'
                                     'text_people'  ''
                                         'release'  'Your World Is Burning'
                                           'title'  'Machinegun GoGo'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['ebm', 'aggrotech', 'industrial', 'dark electro', 'electronic']"
                                     'discogstags'  "['industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '126.017'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Your World Is Burning'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-05-05'
'TIT2' (Title/songname/content description)         'Machinegun GoGo'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Panzer AG'
'TPE2' (Band/orchestra/accompaniment)               'Panzer AG'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Accession Records'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'Panzer AG'
'TSOP' (Performer sort order)                       'Panzer AG'
'TXXX:ASIN'                                         'B000F3TB0C'
'TXXX:BARCODE'                                      '4015698672428'
'TXXX:CATALOGNUMBER'                                'A 094'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  '548de0a5-c047-4910-98b6-399b7845347c'
'TXXX:MusicBrainz Album Id'                         '215b79db-6dc9-45a5-af50-0d4901e88a14'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '548de0a5-c047-4910-98b6-399b7845347c'
'TXXX:Q-HAP'                                        '1'
'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'                                  ['industrial', 'electronic']
'TXXX:lastfmtags'                                   ['ebm', 'aggrotech', 'industrial', 'dark electro', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.47 dB'
'TXXX:replaygain_track_peak'                        '0.319370'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b7dff132-abd0-4ea2-b15c-1348b5846456')

========================== row from database ==========================
                                              'id'  1399251
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Panzer AG/03-machinegun_gogo-radial.mp3
                                         'working'  None
                                         'bitrate'  205
                                    'duration_sec'  241
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  6275551
                                           'mtime'  1620296047
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 03 machinegun_gogo radial eid ebm industrial darkwave
                                      'tag_artist'  Panzer AG
                                     'tag_release'  Your World Is Burning
                                       'tag_title'  Machinegun GoGo
                                             'bpm'  126.017
                                    'search_title'  'go':3 'gogo':2 'machinegun':1
                                   'search_artist'  'ag':2 'panzer':1
                                  'search_release'  'burning':4 'is':3 'world':2 'your':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':10 'eid':9 'gogo':7 'goth':5 'industrial':3 'machinegun':6 'radial':8
                                    'search_combo'  '00dwimp':10 '00ebm':11 'ag':5B 'burning':9C 'darkwave':13 'ebm':19 'eid':18 'go':3A 'gogo':2A,16 'goth':14 'industrial':12 'is':8C 'machinegun':1A,15 'panzer':4B 'radial':17 'world':7C 'your':6C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', '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-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ebm', 'aggrotech', 'industrial', 'dark electro', 'electronic']
                                        'tag_date'  2006
                                     'discogstags'  ['industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620296046.92718  (2021-05-06 12:14:06)
                             'size'  6275551