======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '203'
                                          'artist'  'Vorpal'
                                     'text_people'  ''
                                         'release'  'The End'
                                           'title'  'Emotional Subsistence'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-4', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['glitch', 'idm', 'electronic', 'breakcore', 'experimental']"
                                     'discogstags'  "['idm', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '8'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch-breakcore'
                                             'bpm'  '119.335'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The End'
'TBPM' (BPM (beats per minute))                     '119.335'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch-breakcore'
'TIT2' (Title/songname/content description)         'Emotional Subsistence'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '000000203777'
'TPE1' (Lead performer(s)/Soloist(s))               'Vorpal'
'TPE2' (Band/orchestra/accompaniment)               'Vorpal'
'TRCK' (Track number/Position in set)               '4/8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['idm', 'electronic']
'TXXX:lastfmtags'                                   ['glitch', 'idm', 'electronic', 'breakcore', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.95 dB'
'TXXX:replaygain_track_peak'                        '0.565826'

========================== row from database ==========================
                                              'id'  1299915
                                            'path'  /data/Music/Bulk/00poprockelectronic/Vorpal/The End/4. emotional subsistence.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  203
                                           'genre'  electronic-experimental-glitch-breakcore
                                        'filesize'  5009119
                                           'mtime'  1621637930
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 4. emotional subsistence electronic experimental glitch breakcore
                                      'tag_artist'  Vorpal
                                     'tag_release'  The End
                                       'tag_title'  Emotional Subsistence
                                             'bpm'  119.335
                                    'search_title'  'emotional':1 'subsistence':2
                                   'search_artist'  'vorpal':1
                                  'search_release'  'end':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 '4':2,3 'breakcore':9 'electronic':6 'emotional':4 'experimental':7 'glitch':8 'subsistence':5
                                    'search_combo'  '00poprockelectronic':6 '4':7,8 'breakcore':14 'electronic':11 'emotional':1A,9 'end':5C 'experimental':12 'glitch':13 'subsistence':2A,10 'the':4C 'vorpal':3B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['glitch', 'idm', 'electronic', 'breakcore', 'experimental']
                                        'tag_date'  
                                     'discogstags'  ['idm', 'electronic']

============================== file details ==============================
                                           'mtime'  1621637929.9099855  (2021-05-22 00:58:49)
                             'size'  5009119