<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '930'
                                          'artist'  'The Cosmic Dead'
                                     'text_people'  ''
                                         'release'  'The Exalted King'
                                           'title'  'Anatta'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-bass-3', 'Q-JZFKS-1', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-SYN-2', "
 "'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'Q-CHART-2', 'Q-OLDST-3', 'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['space rock', 'psychedelic rock', 'krautrock', 'psychedelic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive-krautrock'
                                             'bpm'  '134.1'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d81ac0>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1490368"/>
'COMM::eng'                                         'Visit http://thecosmicdead.bandcamp.com'
'TALB' (Album/Movie/Show title)                     'The Exalted King'
'TBPM' (BPM (beats per minute))                     '134.1'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive-krautrock'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'Anatta'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cosmic Dead'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['space rock', 'psychedelic rock', 'krautrock', 'psychedelic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-8.09 dB'
'TXXX:replaygain_track_peak'                        '1.018489'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'665c4126-8406-4a4f-9031-21ef184fd114')

========================== row from database ==========================
                                              'id'  1490368
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/2012 - the exalted king/the cosmic dead - the exalted king - 02 anatta.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  930
                                           'genre'  rock-cppex-progressive-krautrock
                                        'filesize'  37286185
                                           'mtime'  1636038708
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2012 the exalted king the cosmic dead the exalted king 02 anatta rock cppex progressive krautrock
                                      'tag_artist'  The Cosmic Dead
                                     'tag_release'  The Exalted King
                                       'tag_title'  Anatta
                                             'bpm'  134.1
                                    'search_title'  'anatta':1
                                   'search_artist'  'cosmic':2 'dead':3 'the':1
                                  'search_release'  'exalted':2 'king':3 'the':1
                                     'search_rest'  '2012':2 'anatta':8 'classicprogpsy':1 'cosmic':6 'cppex':10 'dead':7 'exalted':4 'king':5 'krautrock':12 'progressive':11 'rock':9 'the':3
                                    'search_combo'  '2012':9 'anatta':1A,15 'classicprogpsy':8 'cosmic':3B,13 'cppex':17 'dead':4B,14 'exalted':6C,11 'king':7C,12 'krautrock':19 'progressive':18 'rock':16 'the':2B,5C,10
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['space rock', 'psychedelic rock', 'krautrock', 'psychedelic', 'experimental']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636038708.413594  (2021-11-04 16:11:48)
                             'size'  37286185