======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '349'
                                          'artist'  'Ayreon'
                                     'text_people'  'Arjen Anthony Lucassen'
                                         'release'  'Progsoup 41'
                                           'title'  'The Castle Hall'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['symphonic metal', 'metal', 'progressive rock', 'progressive metal', "
 "'progressive']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '140.530'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 00000C63 00000BAD 0000362B 00003BDF 0004BB07 0004BB07 00007827 00007A51 '
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'TALB' (Album/Movie/Show title)                     'Progsoup 41'
'TBPM' (BPM (beats per minute))                     '140.530'
'TCOM' (Composer)                                   'Arjen Anthony Lucassen'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'The Castle Hall'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ayreon'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Import'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['symphonic metal',
 'metal',
 'progressive rock',
 'progressive metal',
 'progressive']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'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'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.433355'

========================== row from database ==========================
                                              'id'  1412785
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 41/2374 ayeron - The Castle Hall.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  349
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8399953
                                           'mtime'  1620737377
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2374 ayeron rock cppex progressive;set pl progspace
                                      'tag_artist'  Ayreon
                                     'tag_release'  Progsoup 41
                                       'tag_title'  The Castle Hall
                                             'bpm'  140.53
                                    'search_title'  'castle':2 'hall':3 'the':1
                                   'search_artist'  'ayreon':1
                                  'search_release'  '41':2 'progsoup':1
                                     'search_rest'  '2374':3 'ayeron':4 'classicprogpsy':1 'cppex':6 'pl':11 'progressive':7,9 'progsoup':2 'progspace':12 'rock':5 'set':8,10
                                    'search_combo'  '2374':9 '41':6C 'ayeron':10 'ayreon':4B 'castle':2A 'classicprogpsy':7 'cppex':12 'hall':3A 'pl':17 'progressive':13,15 'progsoup':5C,8 'progspace':18 'rock':11 'set':14,16 'the':1A
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['symphonic metal', 'metal', 'progressive rock', 'progressive metal', 'progressive']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737377.1502411  (2021-05-11 14:49:37)
                             'size'  8399953