======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '246'
                                          'artist'  'Phosgore'
                                     'text_people'  ''
                                         'release'  'Pestbringer'
                                           'title'  'Nightmare'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-PLAY-3', 'q-bass-4', 'Q-CHART-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-3', 'Q-BUSY-3', "
 "'Q-GRIT-3']")
                                      'lastfmtags'  "['powernoise', 'industrial', 'ebm', 'tbm', 'hellectro']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '140.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Pestbringer'
'TBPM' (BPM (beats per minute))                     '140.0'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Nightmare'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Cd'
'TPE1' (Lead performer(s)/Soloist(s))               'Phosgore'
'TPUB' (Publisher)                                  'Pro Noize'
'TRCK' (Track number/Position in set)               '07'
'TXXX:CATALOGID'                                    'Pn 071'
'TXXX:COUNTRY'                                      'Germany'
'TXXX:DISCOGS_RELEASE_ID'                           '6953740'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:STYLE'                                        'Electro, Industrial'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['powernoise', 'industrial', 'ebm', 'tbm', 'hellectro']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.23 dB'
'TXXX:replaygain_track_peak'                        '0.449675'
'WXXX:'                                             WXXX(encoding=<Encoding.UTF16: 1>, desc='', url='Http://www.discogs.com/phosgore-Pestbringer/release/6953740')

========================== row from database ==========================
                                              'id'  1489948
                                            'path'  /data/Music/Bulk/00dwimp/Phosgore - Pestbringer 2015/07 - Nightmare.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  246
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  9922306
                                           'mtime'  1620296732
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 2015 07 eid ebm industrial darkwave
                                      'tag_artist'  Phosgore
                                     'tag_release'  Pestbringer
                                       'tag_title'  Nightmare
                                             'bpm'  140.0
                                    'search_title'  'nightmare':1
                                   'search_artist'  'phosgore':1
                                  'search_release'  'pestbringer':1
                                     'search_rest'  '00dwimp':1 '2015':2 'darkwave':6 'ebm':4 'eid':3 'industrial':5
                                    'search_combo'  '00dwimp':4 '2015':5 'darkwave':9 'ebm':7 'eid':6 'industrial':8 'nightmare':1A 'pestbringer':3C 'phosgore':2B
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['powernoise', 'industrial', 'ebm', 'tbm', 'hellectro']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296731.9420664  (2021-05-06 12:25:31)
                             'size'  9922306