======================== unified (from filesystem) ========================
                                         'bitrate'  '199.972'
                                        'duration'  '298'
                                          'artist'  'Vision Divine'
                                     'text_people'  ''
                                         'release'  'The 25th Hour'
                                           'title'  'Eildes of a Child'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['power metal', 'melodic metal', 'metal', 'progressive metal', 'italian']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'eid-metal-power'
                                             'bpm'  '117.2'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The 25th Hour'
'TBPM' (BPM (beats per minute))                     '117.2'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-power'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'LAME 3.97 -V2 --vbr-new'
'TIT2' (Title/songname/content description)         'Eildes of a Child'
'TKEY' (Initial key)                                '2A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Vision Divine'
'TRCK' (Track number/Position in set)               '5'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.97'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['power metal', 'melodic metal', 'metal', 'progressive metal', 'italian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.06 dB'
'TXXX:replaygain_track_peak'                        '0.394738'

========================== row from database ==========================
                                              'id'  1391683
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Vision Divine - The 25th Hour/05 Eildes of a Child.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  298
                                           'genre'  eid-metal-power
                                        'filesize'  7855064
                                           'mtime'  1620310850
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 05 eid metal power
                                      'tag_artist'  Vision Divine
                                     'tag_release'  The 25th Hour
                                       'tag_title'  Eildes of a Child
                                             'bpm'  117.2
                                    'search_title'  'a':3 'child':4 'eildes':1 'of':2
                                   'search_artist'  'divine':2 'vision':1
                                  'search_release'  '25th':2 'hour':3 'the':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'metal':4 'power':5
                                    'search_combo'  '00dwimp':10 '00metal':11 '25th':8C 'a':3A 'child':4A 'divine':6B 'eid':12 'eildes':1A 'hour':9C 'metal':13 'of':2A 'power':14 'the':7C 'vision':5B
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['power metal', 'melodic metal', 'metal', 'progressive metal', 'italian']
                                        'tag_date'  2007
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310850.178589  (2021-05-06 16:20:50)
                             'size'  7855064