======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '797'
                                          'artist'  'The Cosmic Dead'
                                     'text_people'  ''
                                         'release'  'Inner Sanctum'
                                           'title'  'Gustav Björnstrand'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-bass-4', 'Q-JZFKS-1', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-1', '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'  '1'
                                      'tracktotal'  '4'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive-krautrock'
                                             'bpm'  '89.0'
                                             'key'  '5A'
                                        'acoustid'  'eccaa521-2cd8-43ea-a095-e8c8f84964b6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Inner Sanctum'
'TBPM' (BPM (beats per minute))                     '89.0'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive-krautrock'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-03-25'
'TIT2' (Title/songname/content description)         'Gustav Björnstrand'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cosmic Dead'
'TPE2' (Band/orchestra/accompaniment)               'The Cosmic Dead'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/4'
'TSO2'                                              'Cosmic Dead, The'
'TSOP' (Performer sort order)                       'Cosmic Dead, The'
'TXXX:Acoustid Id'                                  'eccaa521-2cd8-43ea-a095-e8c8f84964b6'
'TXXX:Artists'                                      'The Cosmic Dead'
'TXXX:MusicBrainz Album Artist Id'                  '5ebaf3ab-2e52-4312-8d65-d1a23d7b7bcb'
'TXXX:MusicBrainz Album Id'                         'adba643b-0833-40a7-80db-806aa7a04d2e'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5ebaf3ab-2e52-4312-8d65-d1a23d7b7bcb'
'TXXX:MusicBrainz Release Group Id'                 '31a63980-7ddc-425b-a577-40f06aff225c'
'TXXX:MusicBrainz Release Track Id'                 '5276c160-b366-4e5f-a4e7-45c15b6c7415'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['space rock', 'psychedelic rock', 'krautrock', 'psychedelic', 'experimental']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-10.78 dB'
'TXXX:replaygain_track_peak'                        '1.025937'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0846119c-3e51-4765-9320-1ad05f072b8e')

========================== row from database ==========================
                                              'id'  1490376
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/2013 - inner sanctum/01 - gustav bjornstrand.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  797
                                           'genre'  rock-cppex-progressive-krautrock
                                        'filesize'  31989263
                                           'mtime'  1636038708
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2013 inner sanctum 01 gustav bjornstrand rock cppex progressive krautrock
                                      'tag_artist'  The Cosmic Dead
                                     'tag_release'  Inner Sanctum
                                       'tag_title'  Gustav Björnstrand
                                             'bpm'  89.0
                                    'search_title'  'bjornstrand':2,3 'gustav':1
                                   'search_artist'  'cosmic':2 'dead':3 'the':1
                                  'search_release'  'inner':1 'sanctum':2
                                     'search_rest'  '2013':2 'bjornstrand':6 'classicprogpsy':1 'cppex':8 'gustav':5 'inner':3 'krautrock':10 'progressive':9 'rock':7 'sanctum':4
                                    'search_combo'  '2013':10 'bjornstrand':2A,3A,14 'classicprogpsy':9 'cosmic':5B 'cppex':16 'dead':6B 'gustav':1A,13 'inner':7C,11 'krautrock':18 'progressive':17 'rock':15 'sanctum':8C,12 'the':4B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4']
                                      'lastfmtags'  ['space rock', 'psychedelic rock', 'krautrock', 'psychedelic', 'experimental']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636038708.4287713  (2021-11-04 16:11:48)
                             'size'  31989263