======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '604'
                                          'artist'  'Obscure Sphinx'
                                     'text_people'  ''
                                         'release'  'Epitaphs'
                                           'title'  'At the Mouth of the Sounding Sea'
                                           '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-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sludge', 'polish', 'sludge metal', 'post metal', 'experimental']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '6'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal-sludge or grind'
                                             'bpm'  '135.184'
                                             'key'  '11B'
                                        'acoustid'  '196f5e96-a74c-4516-b5c3-bd8319ad38cb'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Epitaphs'
'TBPM' (BPM (beats per minute))                     '135.184'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-sludge or grind'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'At the Mouth of the Sounding Sea'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Obscure Sphinx'
'TPE2' (Band/orchestra/accompaniment)               'Obscure Sphinx'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '[no label]'
'TRCK' (Track number/Position in set)               '6/6'
'TSO2'                                              'Obscure Sphinx'
'TSOP' (Performer sort order)                       'Obscure Sphinx'
'TXXX:Acoustid Id'                                  '196f5e96-a74c-4516-b5c3-bd8319ad38cb'
'TXXX:MusicBrainz Album Artist Id'                  '1ba3e800-506a-4091-af45-d30046327505'
'TXXX:MusicBrainz Album Id'                         'a2a56104-f772-4ff3-bc96-84df419f6fe2'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1ba3e800-506a-4091-af45-d30046327505'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['sludge', 'polish', 'sludge metal', 'post metal', 'experimental']
'TXXX:q-bass'                                       '4'
'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'                        '-0.15 dB'
'TXXX:replaygain_track_peak'                        '0.497355'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8b0c0bca-ddeb-46d1-ab35-0a07fae534e4')

========================== row from database ==========================
                                              'id'  1396590
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Obscure Sphinx - Epitaphs/06 At The Mouth Of The Sounding Sea.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  604
                                           'genre'  eid-metal-sludge or grind
                                        'filesize'  24289296
                                           'mtime'  1620310868
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 06 The Of The eid metal sludge or grind
                                      'tag_artist'  Obscure Sphinx
                                     'tag_release'  Epitaphs
                                       'tag_title'  At the Mouth of the Sounding Sea
                                             'bpm'  135.184
                                    'search_title'  'at':1 'mouth':3 'of':4 'sea':6 'sounding':5 'the':2
                                   'search_artist'  'obscure':1 'sphinx':2
                                  'search_release'  'epitaphs':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':5 'grind':9 'metal':6 'of':4 'or':8 'sludge':7 'the':3
                                    'search_combo'  '00dwimp':10 '00metal':11 'at':1A 'eid':14 'epitaphs':9C 'grind':18 'metal':15 'mouth':3A 'obscure':7B 'of':4A,13 'or':17 'sea':6A 'sludge':16 'sounding':5A 'sphinx':8B 'the':2A,12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  11B
                                           '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-4', 'q-grit-4']
                                      'lastfmtags'  ['sludge', 'polish', 'sludge metal', 'post metal', 'experimental']
                                        'tag_date'  2016
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310867.6839156  (2021-05-06 16:21:07)
                             'size'  24289296