======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '904'
                                          'artist'  'Electric Wizard'
                                     'text_people'  'Jus Oborn'
                                         'release'  'Dopethrone'
                                           'title'  'Weird Tales/Electric Frost/Golgotha/Altar of Melektaus'
                                           '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-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sludge', 'stoner doom', 'stoner metal', 'doom metal', 'stoner rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'eid-metal-stoner'
                                             'bpm'  '124.011'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/WMCollectionID:~n{³\x16\x90UJ\x86\r?:s&ñU'  PRIV(owner='WM/WMCollectionID', data=b'~n{\xb3\x16\x90UJ\x86\r?:s&\xf1U')
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'TALB' (Album/Movie/Show title)                     'Dopethrone'
'TBPM' (BPM (beats per minute))                     '124.011'
'TCOM' (Composer)                                   'Jus Oborn'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-stoner'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Weird Tales/Electric Frost/Golgotha/Altar of Melektaus'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Electric Wizard'
'TPE2' (Band/orchestra/accompaniment)               'Electric Wizard'
'TPUB' (Publisher)                                  'Rise Above'
'TRCK' (Track number/Position in set)               '3'
'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:lastfmtags'                                   ['sludge', 'stoner doom', 'stoner metal', 'doom metal', 'stoner rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.77 dB'
'TXXX:replaygain_track_peak'                        '0.447265'

========================== row from database ==========================
                                              'id'  1395973
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Electric Wizard - Electric Wizzard/Dopethrone/Electric Wizard - 03 - Weird TalesElectric FrostGolgothaAltar of Melektaus.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  904
                                           'genre'  eid-metal-stoner
                                        'filesize'  14482714
                                           'mtime'  1620311530
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Wizzard 03 TalesElectric FrostGolgothaAltar eid metal stoner
                                      'tag_artist'  Electric Wizard
                                     'tag_release'  Dopethrone
                                       'tag_title'  Weird Tales/Electric Frost/Golgotha/Altar of Melektaus
                                             'bpm'  124.011
                                    'search_title'  'altar':7 'electric':3 'frost':5 'frostgolgothaaltar':8 'golgotha':6 'melektaus':10 'of':9 'tales':2 'taleselectric':4 'weird':1
                                   'search_artist'  'electric':1 'wizard':2
                                  'search_release'  'dopethrone':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'altar':13 'eid':6 'electric':10 'frost':11 'frostgolgothaaltar':5 'golgotha':12 'metal':7 'stoner':8 'tales':9 'taleselectric':4 'wizzard':3
                                    'search_combo'  '00dwimp':14 '00metal':15 'altar':7A,26 'dopethrone':13C 'eid':19 'electric':3A,11B,23 'frost':5A,24 'frostgolgothaaltar':8A,18 'golgotha':6A,25 'melektaus':10A 'metal':20 'of':9A 'stoner':21 'tales':2A,22 'taleselectric':4A,17 'weird':1A 'wizard':12B 'wizzard':16
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['sludge', 'stoner doom', 'stoner metal', 'doom metal', 'stoner rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620311530.355512  (2021-05-06 16:32:10)
                             'size'  14482714