======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '231'
                                          'artist'  'Bong-Ra'
                                     'text_people'  ''
                                         'release'  'Bikini Bandits, Kill! Kill! Kill!'
                                           'title'  'Blood & Fire'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-4', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['breakcore', 'idm', 'jungle', 'drum and bass', 'raggacore', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch-breakcore'
                                             'bpm'  '117.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000749 0000079B 00002F5F 0000311D 0001B82E 0001D74A 00008000 00008000 '
 '0000E949 0000E949')
'TALB' (Album/Movie/Show title)                     'Bikini Bandits, Kill! Kill! Kill!'
'TBPM' (BPM (beats per minute))                     '117.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch-breakcore'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Blood & Fire'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bong-Ra'
'TPE2' (Band/orchestra/accompaniment)               'Bong-Ra'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['breakcore', 'idm', 'jungle', 'drum and bass', 'raggacore', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.69 dB'
'TXXX:replaygain_track_peak'                        '0.520256'

========================== row from database ==========================
                                              'id'  1293914
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bong-Ra/Bong-Ra - 2003 - Bikini Bandits, Kill! Kill! Kill!/02 Bong-Ra - Blood & Fire.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  231
                                           'genre'  electronic-experimental-glitch-breakcore
                                        'filesize'  5679964
                                           'mtime'  1621637964
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2003 02 electronic experimental glitch breakcore
                                      'tag_artist'  Bong-Ra
                                     'tag_release'  Bikini Bandits, Kill! Kill! Kill!
                                       'tag_title'  Blood & Fire
                                             'bpm'  117.9
                                    'search_title'  'blood':1 'fire':2
                                   'search_artist'  'bong':1 'bongra':3 'ra':2
                                  'search_release'  'bandits':2,3 'bikini':1 'kill':4
                                     'search_rest'  '00poprockelectronic':1 '2003':2 'breakcore':6 'electronic':3 'experimental':4 'glitch':5
                                    'search_combo'  '00poprockelectronic':10 '2003':11 'bandits':7C,8C 'bikini':6C 'blood':1A 'bong':3B 'bongra':5B 'breakcore':15 'electronic':12 'experimental':13 'fire':2A 'glitch':14 'kill':9C 'ra':4B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['breakcore', 'idm', 'jungle', 'drum and bass', 'raggacore', 'electronic']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621637964.3103287  (2021-05-22 00:59:24)
                             'size'  5679964