======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '451'
                                          'artist'  'Hellsau'
                                     'text_people'  ''
                                         'release'  'Vain'
                                           'title'  'Taste (And Spit)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-bass-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-2', 'Q-CHART-1', "
 "'Q-MIXBEAT-4']")
                                      'lastfmtags'  ("['industrial', 'techno-industrial', 'coldwave', 'industrial metal', "
 "'synthpop', 'hard tech-industrial']")
                                     'discogstags'  "['industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '95.00'
                                             'key'  '1A'
                                        'acoustid'  '306dd393-552b-469f-8615-011da81c66b3'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Vain'
'TBPM' (BPM (beats per minute))                     '95.00'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Taste (And Spit)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hellsau'
'TPE2' (Band/orchestra/accompaniment)               'Hellsau'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'Hellsau'
'TSOP' (Performer sort order)                       'Hellsau'
'TXXX:Acoustid Id'                                  '306dd393-552b-469f-8615-011da81c66b3'
'TXXX:Artists'                                      'Hellsau'
'TXXX:MusicBrainz Album Artist Id'                  '7a0a40eb-435e-4495-bc3d-6373087560fb'
'TXXX:MusicBrainz Album Id'                         '91a06898-cab7-4e64-93db-7daa7a0dc598'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '7a0a40eb-435e-4495-bc3d-6373087560fb'
'TXXX:MusicBrainz Release Group Id'                 '06e36c4e-7c1c-36ac-a3e1-523039e1bd71'
'TXXX:MusicBrainz Release Track Id'                 '22d69f81-b823-3164-ad1d-f550390f35f0'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['industrial', 'electronic']
'TXXX:lastfmtags'                                   ['industrial',
 'techno-industrial',
 'coldwave',
 'industrial metal',
 'synthpop',
 'hard tech-industrial']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-6.32 dB'
'TXXX:replaygain_track_peak'                        '1.095178'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'76df20e5-db52-49da-8fc3-f26b95aa2f84')

========================== row from database ==========================
                                              'id'  1485156
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hellsau - Vain/03 taste (and spit).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  451
                                           'genre'  electronic-th-techno
                                        'filesize'  10852916
                                           'mtime'  1620569724
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 taste (and spit) electronic th techno
                                      'tag_artist'  Hellsau
                                     'tag_release'  Vain
                                       'tag_title'  Taste (And Spit)
                                             'bpm'  95.0
                                    'search_title'  'and':2,3 'spit':4,5 'taste':1
                                   'search_artist'  'hellsau':1
                                  'search_release'  'vain':1
                                     'search_rest'  '00poprockelectronic':1 'and':3,4 'electronic':7 'spit':5,6 'taste':2 'techno':9 'th':8
                                    'search_combo'  '00poprockelectronic':8 'and':2A,3A,10,11 'electronic':14 'hellsau':6B 'spit':4A,5A,12,13 'taste':1A,9 'techno':16 'th':15 'vain':7C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-4', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-4', 'Q-SYN-4', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  ['industrial', 'techno-industrial', 'coldwave', 'industrial metal', 'synthpop', 'hard tech-industrial']
                                        'tag_date'  1998
                                     'discogstags'  ['industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620569724.2990947  (2021-05-09 16:15:24)
                             'size'  10852916