======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '237'
                                          'artist'  'Genesis'
                                     'text_people'  'Mike Rutherford'
                                         'release'  'Duke'
                                           'title'  'Alone Tonight'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'rock', 'progressive rock', 'progressive', 'classic rock']"
                                     'discogstags'  "['rock', 'prog rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '12'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '114.221'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 000002C1 000003CF 000014C0 00001D0E 00016F70 000302F9 000067BE 00008000 '
 '00025348 0001246D')
'MCDI' (Music CD identifier)                        MCDI(data=b'C\x00+\x009\x006\x00+\x006\x001\x00A\x00A\x00+\x00D\x002\x009\x001\x00+\x00E\x00E\x004\x003\x00+\x001\x005\x000\x009\x002\x00+\x001\x008\x009\x00A\x00E\x00+\x001\x00E\x001\x00C\x007\x00+\x002\x002\x005\x009\x004\x00+\x002\x006\x00B\x004\x009\x00+\x002\x00C\x004\x00C\x00A\x00+\x003\x000\x00B\x00E\x002\x00+\x003\x00A\x004\x001\x007\x00+\x003\x00C\x009\x007\x001\x00\x00\x00')
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'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x00 \x008\x001\x007\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x003\x005\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x005\x003\x008\x007\x002\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x00 \x008\x001\x007\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x003\x005\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x005\x003\x008\x007\x002\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\xa0pç~;s?A¨\x81ð9`Ûª&'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xa0p\xe7~;s?A\xa8\x81\xf09`\xdb\xaa&')
'PRIV:WM/WMCollectionID:\xa0pç~;s?A¨\x81ð9`Ûª&'     PRIV(owner='WM/WMCollectionID', data=b'\xa0p\xe7~;s?A\xa8\x81\xf09`\xdb\xaa&')
'PRIV:WM/WMContentID:õÛWh=ðWI¼¢¿\x02Äè{Á'           PRIV(owner='WM/WMContentID', data=b'\xf5\xdbWh=\xf0WI\xbc\xa2\xbf\x02\xc4\xe8{\xc1')
'TALB' (Album/Movie/Show title)                     'Duke'
'TBPM' (BPM (beats per minute))                     '114.221'
'TCOM' (Composer)                                   'Mike Rutherford'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Alone Tonight'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '237933'
'TPE1' (Lead performer(s)/Soloist(s))               'Genesis'
'TPE2' (Band/orchestra/accompaniment)               'Genesis'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Divine Recordings'
'TRCK' (Track number/Position in set)               '8/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'prog rock', 'classic rock']
'TXXX:lastfmtags'                                   ['80s', 'rock', 'progressive rock', 'progressive', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.843029'

========================== row from database ==========================
                                              'id'  1416633
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Genesis - Duke/08 alone tonight.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  237
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9545554
                                           'mtime'  1620736087
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 08 alone tonight rock cppex progressive
                                      'tag_artist'  Genesis
                                     'tag_release'  Duke
                                       'tag_title'  Alone Tonight
                                             'bpm'  114.221
                                    'search_title'  'alone':1 'tonight':2
                                   'search_artist'  'genesis':1
                                  'search_release'  'duke':1
                                     'search_rest'  'alone':2 'classicprogpsy':1 'cppex':5 'progressive':6 'rock':4 'tonight':3
                                    'search_combo'  'alone':1A,6 'classicprogpsy':5 'cppex':9 'duke':4C 'genesis':3B 'progressive':10 'rock':8 'tonight':2A,7
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rock', 'progressive rock', 'progressive', 'classic rock']
                                        'tag_date'  1980
                                     'discogstags'  ['rock', 'prog rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1620736086.7447152  (2021-05-11 14:28:06)
                             'size'  9545554