======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '336'
                                          'artist'  'Scorn'
                                     'text_people'  ''
                                         'release'  'White Irises Blind'
                                           'title'  'Heavy Blood (The Blood Fire Dub)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '136.7'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'White Irises Blind'
'TBPM' (BPM (beats per minute))                     '136.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Heavy Blood (The Blood Fire Dub)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Scorn'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.88 dB'
'TXXX:replaygain_track_peak'                        '0.693254'

========================== row from database ==========================
                                              'id'  1368877
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Scorn - 1993 - White Irises Blind/09. Heavy Blood (The Blood Fire Dub).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  336
                                           'genre'  electronic-ambient-dark
                                        'filesize'  13555121
                                           'mtime'  1636910019
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 1993 09. electronic ambient dark
                                      'tag_artist'  Scorn
                                     'tag_release'  White Irises Blind
                                       'tag_title'  Heavy Blood (The Blood Fire Dub)
                                             'bpm'  136.7
                                    'search_title'  'blood':2 'dub':6,7 'fire':5 'heavy':1 'the':3,4
                                   'search_artist'  'scorn':1
                                  'search_release'  'blind':3 'irises':2 'white':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '09':4,5 '1993':3 'ambient':7 'dark':8 'electronic':6
                                    'search_combo'  '00ambient':13 '00poprockelectronic':12 '09':15,16 '1993':14 'ambient':18 'blind':11C 'blood':2A 'dark':19 'dub':6A,7A 'electronic':17 'fire':5A 'heavy':1A 'irises':10C 'scorn':8B 'the':3A,4A 'white':9C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910019.2962472  (2021-11-14 18:13:39)
                             'size'  13555121