======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '925'
                                          'artist'  'Subrosa'
                                     'text_people'  ''
                                         'release'  'For This We Fought The Battle Of Ages'
                                           'title'  'Despair Is A Siren'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sludge', 'stoner doom', 'stoner', 'doom metal', 'stoner rock']"
                                     'discogstags'  ("['freestyle', 'electronic', 'new wave', 'future jazz', 'synthwave', "
 "'synth-pop', 'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '6'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '145.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00001D73 0000209C 0000E34C 0000C666 00094F0F 0006D40F 000089F1 00008B34 '
 '0008602F 0007E658')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000ABC 00000000026E71B4 00000000 02347E34 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'For This We Fought The Battle Of Ages'
'TBPM' (BPM (beats per minute))                     '145.0'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Despair Is A Siren'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Subrosa'
'TPE2' (Band/orchestra/accompaniment)               'Subrosa'
'TRCK' (Track number/Position in set)               '1/6'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['freestyle',
 'electronic',
 'new wave',
 'future jazz',
 'synthwave',
 'synth-pop',
 'experimental']
'TXXX:lastfmtags'                                   ['sludge', 'stoner doom', 'stoner', 'doom metal', 'stoner rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.03 dB'
'TXXX:replaygain_track_peak'                        '0.273604'

========================== row from database ==========================
                                              'id'  1402291
                                            'path'  /data/Music/Bulk/00dwimp/00metal/SubRosa - For This We Fought the Battle of Ages (2016)/01 Despair Is A Siren.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  925
                                           'genre'  eid-metal
                                        'filesize'  37094730
                                           'mtime'  1620301394
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal SubRosa the of (2016) 01 eid metal
                                      'tag_artist'  Subrosa
                                     'tag_release'  For This We Fought The Battle Of Ages
                                       'tag_title'  Despair Is A Siren
                                             'bpm'  145.0
                                    'search_title'  'a':3 'despair':1 'is':2 'siren':4
                                   'search_artist'  'subrosa':1
                                  'search_release'  'ages':8 'battle':6 'for':1 'fought':4 'of':7 'the':5 'this':2 'we':3
                                     'search_rest'  '00dwimp':1 '00metal':2 '2016':6,7 'eid':8 'metal':9 'of':5 'rosa':11 'sub':10 'subrosa':3 'the':4
                                    'search_combo'  '00dwimp':14 '00metal':15 '2016':19,20 'a':3A 'ages':13C 'battle':11C 'despair':1A 'eid':21 'for':6C 'fought':9C 'is':2A 'metal':22 'of':12C,18 'rosa':24 'siren':4A 'sub':23 'subrosa':5B,16 'the':10C,17 'this':7C 'we':8C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['sludge', 'stoner doom', 'stoner', 'doom metal', 'stoner rock']
                                        'tag_date'  2016
                                     'discogstags'  ['freestyle', 'electronic', 'new wave', 'future jazz', 'synthwave', 'synth-pop', 'experimental']

============================== file details ==============================
                                           'mtime'  1620301393.7471156  (2021-05-06 13:43:13)
                             'size'  37094730