======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '246'
                                          'artist'  'Napalm Death'
                                     'text_people'  ''
                                         'release'  'The Peel Sessions'
                                           'title'  'Unchallenged Hate / Murdered Mentally'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'grindcore', 'death metal', 'brutal death metal', 'grind']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '12'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '109.0'
                                             'key'  '3A'
                                        'acoustid'  'd5aac8c5-9c1d-4bce-a874-765c333897a6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Peel Sessions'
'TBPM' (BPM (beats per minute))                     '109.0'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Unchallenged Hate / Murdered Mentally'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Napalm Death'
'TPE2' (Band/orchestra/accompaniment)               'Napalm Death'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Strange Fruit'
'TRCK' (Track number/Position in set)               '9/12'
'TSO2'                                              'Napalm Death'
'TSOP' (Performer sort order)                       'Napalm Death'
'TXXX:Acoustid Id'                                  'd5aac8c5-9c1d-4bce-a874-765c333897a6'
'TXXX:BARCODE'                                      '5017644212022'
'TXXX:CATALOGNUMBER'                                'SFRCD 120'
'TXXX:DISCID'                                       '81083C0C'
'TXXX:MusicBrainz Album Artist Id'                  'ce7bba8b-026b-4aa6-bddb-f98ed6d595e4'
'TXXX:MusicBrainz Album Id'                         'fa8627d1-13da-3a55-bf12-41fbb9f70385'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ce7bba8b-026b-4aa6-bddb-f98ed6d595e4'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'grindcore', 'death metal', 'brutal death metal', 'grind']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.04 dB'
'TXXX:replaygain_track_peak'                        '0.658837'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'995e652f-5a37-4e76-a756-bc04e52d4fbf')

========================== row from database ==========================
                                              'id'  1392983
                                            'path'  /data/Music/Bulk/00dwimp/00metal/00death/Napalm Death - The Peel Sessions/09 Unchallenged Hate_Mentally Murdered.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  246
                                           'genre'  eid-metal-death
                                        'filesize'  9886997
                                           'mtime'  1620301742
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 00death 09 Hate_Mentally eid metal death
                                      'tag_artist'  Napalm Death
                                     'tag_release'  The Peel Sessions
                                       'tag_title'  Unchallenged Hate / Murdered Mentally
                                             'bpm'  109.0
                                    'search_title'  'hate':2 'mentally':4 'murdered':3 'unchallenged':1
                                   'search_artist'  'death':2 'napalm':1
                                  'search_release'  'peel':2 'sessions':3 'the':1
                                     'search_rest'  '00death':3 '00dwimp':1 '00metal':2 'death':8 'eid':6 'hate':4 'mentally':5 'metal':7
                                    'search_combo'  '00death':12 '00dwimp':10 '00metal':11 'death':6B,17 'eid':15 'hate':2A,13 'mentally':4A,14 'metal':16 'murdered':3A 'napalm':5B 'peel':8C 'sessions':9C 'the':7C 'unchallenged':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['metal', 'grindcore', 'death metal', 'brutal death metal', 'grind']
                                        'tag_date'  1993
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301742.4311514  (2021-05-06 13:49:02)
                             'size'  9886997