======================== unified (from filesystem) ========================
                                         'bitrate'  '191.543'
                                        'duration'  '265'
                                          'artist'  'Antique Seeking Nuns'
                                     'text_people'  ''
                                         'release'  'Progsoup 23'
                                           'title'  '01 Double Egg'
                                           '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'  "['instrumental', 'post rock', 'progressive rock', 'uk', 'progressive']"
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '41'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '125.470'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000B66 00000B7F 00007B32'
'COMM:iTunNORM:eng'                                 (' 00000B66 00000B7F 00007B32 00005D31 00027BD3 0002BB80 00008000 00008000 '
 '00005C10 00005940')
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'PRIV:WM/WMCollectionID:\x11+\\b\x86á3C\x998\x19?U¥a¢'  PRIV(owner='WM/WMCollectionID', data=b'\x11+\\b\x86\xe13C\x998\x19?U\xa5a\xa2')
'PRIV:WM/WMContentID:½óú\x7f®¸\x8dM\x9ad\x86LTI\x8b´'  PRIV(owner='WM/WMContentID', data=b'\xbd\xf3\xfa\x7f\xae\xb8\x8dM\x9ad\x86LTI\x8b\xb4')
'TALB' (Album/Movie/Show title)                     'Progsoup 23'
'TBPM' (BPM (beats per minute))                     '125.470'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Tunebite'
'TIT2' (Title/songname/content description)         '01 Double Egg'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Antique Seeking Nuns'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'TFS'
'TRCK' (Track number/Position in set)               '41'
'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'                                  ['prog rock', 'rock']
'TXXX:lastfmtags'                                   ['instrumental', 'post rock', 'progressive rock', 'uk', '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'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.465259'

========================== row from database ==========================
                                              'id'  1410369
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 23/1323 antique seeking nuns -  double egg.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  265
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  6369296
                                           'mtime'  1620736915
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1323 antique seeking nuns double egg rock cppex progressive;set pl progspace
                                      'tag_artist'  Antique Seeking Nuns
                                     'tag_release'  Progsoup 23
                                       'tag_title'  01 Double Egg
                                             'bpm'  125.47
                                    'search_title'  'double':1 'egg':2
                                   'search_artist'  'antique':1 'nuns':3 'seeking':2
                                  'search_release'  '23':2 'progsoup':1
                                     'search_rest'  '1323':3 'antique':4 'classicprogpsy':1 'cppex':10 'double':7 'egg':8 'nuns':6 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'seeking':5 'set':12,14
                                    'search_combo'  '1323':10 '23':7C 'antique':3B,11 'classicprogpsy':8 'cppex':17 'double':1A,14 'egg':2A,15 'nuns':5B,13 'pl':22 'progressive':18,20 'progsoup':6C,9 'progspace':23 'rock':16 'seeking':4B,12 'set':19,21
                                    'tag_tracknum'  41
                                      '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-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'  ['instrumental', 'post rock', 'progressive rock', 'uk', 'progressive']
                                        'tag_date'  2006
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620736914.9118397  (2021-05-11 14:41:54)
                             'size'  6369296