======================== unified (from filesystem) ========================
                                         'bitrate'  '198.758'
                                        'duration'  '587'
                                          'artist'  'Morgion'
                                     'text_people'  ''
                                         'release'  'Cloaked by Ages, Crowned in Earth'
                                           'title'  'A Slow Succumbing'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['death doom metal', 'doom', 'doom metal', 'atmospheric doom metal']"
                                     'discogstags'  "['doom metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '8'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '101.9'
                                             'key'  '10A'
                                        'acoustid'  'bf6b954f-5ae9-4f68-8408-b8ac1c2b4524'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cloaked by Ages, Crowned in Earth'
'TBPM' (BPM (beats per minute))                     '101.9'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-04-27'
'TIT2' (Title/songname/content description)         'A Slow Succumbing'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Morgion'
'TPE2' (Band/orchestra/accompaniment)               'Morgion'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Dark Symphonies'
'TRCK' (Track number/Position in set)               '2/8'
'TSO2'                                              'Morgion'
'TSOP' (Performer sort order)                       'Morgion'
'TXXX:ASIN'                                         'B0001XAP42'
'TXXX:Acoustid Id'                                  'bf6b954f-5ae9-4f68-8408-b8ac1c2b4524'
'TXXX:BARCODE'                                      '805026002225'
'TXXX:CATALOGNUMBER'                                'DARK 22'
'TXXX:MusicBrainz Album Artist Id'                  'f40e4fd0-e032-40f2-a2da-e411ebc8a4b3'
'TXXX:MusicBrainz Album Id'                         '79e06c5d-44e1-4edf-ade4-94b64eb7357a'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f40e4fd0-e032-40f2-a2da-e411ebc8a4b3'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['doom metal', 'rock']
'TXXX:lastfmtags'                                   ['death doom metal', 'doom', 'doom metal', 'atmospheric doom metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.10 dB'
'TXXX:replaygain_track_peak'                        '0.691982'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ee6e6cd4-6337-4797-b7b6-5445c0265e14')

========================== row from database ==========================
                                              'id'  1393495
                                            'path'  /data/Music/Bulk/00dwimp/00metal/00death/morgion_-_cloaked_by_ages_crowned_in_earth-2004-moff_int/02-morgion_-_a_slow_succumbing.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  587
                                           'genre'  eid-metal-death
                                        'filesize'  14601305
                                           'mtime'  1620301820
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 00death morgion_ _cloaked_by_ages_crowned_in_earth 2004 moff_int 02 morgion_ _a_slow_succumbing eid metal death
                                      'tag_artist'  Morgion
                                     'tag_release'  Cloaked by Ages, Crowned in Earth
                                       'tag_title'  A Slow Succumbing
                                             'bpm'  101.9
                                    'search_title'  'a':1 'slow':2 'succumbing':3
                                   'search_artist'  'morgion':1
                                  'search_release'  'ages':3,4 'by':2 'cloaked':1 'crowned':5 'earth':7 'in':6
                                     'search_rest'  '00death':3 '00dwimp':1 '00metal':2 '2004':11 'a':14 'ages':7 'by':6 'cloaked':5 'crowned':8 'death':19 'earth':10 'eid':17 'in':9 'int':13 'metal':18 'moff':12 'morgion':4 'slow':15 'succumbing':16
                                    'search_combo'  '00death':14 '00dwimp':12 '00metal':13 '2004':22 'a':1A,25 'ages':7C,8C,18 'by':6C,17 'cloaked':5C,16 'crowned':9C,19 'death':30 'earth':11C,21 'eid':28 'in':10C,20 'int':24 'metal':29 'moff':23 'morgion':4B,15 'slow':2A,26 'succumbing':3A,27
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['death doom metal', 'doom', 'doom metal', 'atmospheric doom metal']
                                        'tag_date'  2004
                                     'discogstags'  ['doom metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301820.1821036  (2021-05-06 13:50:20)
                             'size'  14601305