======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '336'
                                          'artist'  'Excessive Force'
                                     'text_people'  ''
                                         'release'  'Gentle Death'
                                           'title'  'Leather Clad Dub'
                                           '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-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['industrial', 'ebm', 'industrial metal', 'electronic', 'ultra heavy beat']"
                                     'discogstags'  "['industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '13'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '99.2'
                                             'key'  '9A'
                                        'acoustid'  'e690105c-9e5b-485d-b4ff-b3d1a85b0767'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Gentle Death'
'TBPM' (BPM (beats per minute))                     '99.2'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '2007-11-06'
'TIT2' (Title/songname/content description)         'Leather Clad Dub'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Excessive Force'
'TPE2' (Band/orchestra/accompaniment)               'Excessive Force'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Metropolis Records'
'TRCK' (Track number/Position in set)               '8/13'
'TSO2'                                              'Excessive Force'
'TSOP' (Performer sort order)                       'Excessive Force'
'TXXX:ASIN'                                         'B000W7Y2KU'
'TXXX:Acoustid Id'                                  'e690105c-9e5b-485d-b4ff-b3d1a85b0767'
'TXXX:Artists'                                      'Excessive Force'
'TXXX:BARCODE'                                      '782388049221'
'TXXX:CATALOGNUMBER'                                'MET 492'
'TXXX:MusicBrainz Album Artist Id'                  'c2cb4e5b-5d34-40a3-8cba-9d8f96195924'
'TXXX:MusicBrainz Album Id'                         '24f85d38-26ed-41da-8c36-4adf447ad395'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c2cb4e5b-5d34-40a3-8cba-9d8f96195924'
'TXXX:MusicBrainz Release Group Id'                 '8c9b4438-abc8-355a-a4b5-0afc1bb1716e'
'TXXX:MusicBrainz Release Track Id'                 'bf246e25-0ae3-3d9e-8805-5bf779442fbb'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'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'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['industrial', 'electronic']
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'industrial metal', 'electronic', 'ultra heavy beat']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.01 dB'
'TXXX:replaygain_track_peak'                        '1.019397'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'01fb91f7-2d0c-4720-8e40-bec98d29395c')
'WCOM:http://www.amazon.com/exec/obidos/ASIN/B000003RFS/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2'  WCOM(url='http://www.amazon.com/exec/obidos/ASIN/B000003RFS/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2')

========================== row from database ==========================
                                              'id'  1488578
                                            'path'  /data/Music/Bulk/00dwimp/1994 . Gentle Death/08. Leather Clad Dub.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  336
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  5455609
                                           'mtime'  1620296092
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 1994 . 08. eid ebm industrial darkwave
                                      'tag_artist'  Excessive Force
                                     'tag_release'  Gentle Death
                                       'tag_title'  Leather Clad Dub
                                             'bpm'  99.2
                                    'search_title'  'clad':2 'dub':3 'leather':1
                                   'search_artist'  'excessive':1 'force':2
                                  'search_release'  'death':2 'gentle':1
                                     'search_rest'  '00dwimp':1 '08':3,4 '1994':2 'darkwave':8 'ebm':6 'eid':5 'industrial':7
                                    'search_combo'  '00dwimp':8 '08':10,11 '1994':9 'clad':2A 'darkwave':15 'death':7C 'dub':3A 'ebm':13 'eid':12 'excessive':4B 'force':5B 'gentle':6C 'industrial':14 'leather':1A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['industrial', 'ebm', 'industrial metal', 'electronic', 'ultra heavy beat']
                                        'tag_date'  2007
                                     'discogstags'  ['industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620296092.1352878  (2021-05-06 12:14:52)
                             'size'  5455609