======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '171'
                                          'artist'  'Fracas'
                                     'text_people'  ''
                                         'release'  'Hurt On The World'
                                           'title'  'Hurt On The World'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hardcore', 'punk', 'experimental', 'psytrance', 'rock']"
                                     'discogstags'  "['electronic', 'psy-trance', 'progressive trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '12'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '110.845'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:http://www.cdtag.com:\x02\x00â\x19\x9c\x00'   PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xe2\x19\x9c\x00')
'TALB' (Album/Movie/Show title)                     'Hurt On The World'
'TBPM' (BPM (beats per minute))                     '110.845'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'Lame 3.97 -V 2 --vbr-new'
'TIT2' (Title/songname/content description)         'Hurt On The World'
'TKEY' (Initial key)                                '8A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Fracas'
'TRCK' (Track number/Position in set)               '9/12'
'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'                                  ['electronic', 'psy-trance', 'progressive trance']
'TXXX:lastfmtags'                                   ['hardcore', 'punk', 'experimental', 'psytrance', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.379133'

========================== row from database ==========================
                                              'id'  1417041
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Fracas - 04 - Hurt On The World (2007)/09 - Fracas - Hurt On The World.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  171
                                           'genre'  rock-gr-punk
                                        'filesize'  7076467
                                           'mtime'  1622658965
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 04 (2007) 09 rock gr punk
                                      'tag_artist'  Fracas
                                     'tag_release'  Hurt On The World
                                       'tag_title'  Hurt On The World
                                             'bpm'  110.845
                                    'search_title'  'hurt':1 'on':2 'the':3 'world':4
                                   'search_artist'  'fracas':1
                                  'search_release'  'hurt':1 'on':2 'the':3 'world':4
                                     'search_rest'  '2007':5,6 'garage':2 'gr':8 'punk':1 'rock':7 'stoner':4 'surf':3
                                    'search_combo'  '2007':14,15 'fracas':5B 'garage':11 'gr':17 'hurt':1A,6C 'on':2A,7C 'punk':10 'rock':16 'stoner':13 'surf':12 'the':3A,8C 'world':4A,9C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['hardcore', 'punk', 'experimental', 'psytrance', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'psy-trance', 'progressive trance']

============================== file details ==============================
                                           'mtime'  1622658964.7183688  (2021-06-02 20:36:04)
                             'size'  7076467