======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '226'
                                          'artist'  'UB 40'
                                     'text_people'  'Jim Morrison/John Densmore/Ray Manzarek/Robbie Krieger'
                                         'release'  'UB 40'
                                           'title'  'LIGHT MY FIRE'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', '80s', 'pop', 'ska', 'british']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-pop'
                                             'bpm'  '109.943'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000069B 000006C1 000071C7'
'COMM:iTunNORM:eng'                                 (' 0000069B 000006C1 000071C7 00005DC4 000104AE 0001F795 00008000 00008000 '
 '00004833 0000481B')
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x004\x00+\x009\x006\x00+\x003\x006\x005\x00D\x00+\x007\x009\x00E\x00C\x00+\x00C\x006\x00A\x004\x00+\x001\x001\x007\x00A\x008\x00+\x001\x005\x001\x00D\x00F\x00+\x001\x008\x009\x007\x005\x00+\x001\x00C\x006\x00E\x002\x00+\x002\x001\x006\x00E\x004\x00+\x002\x006\x008\x006\x00D\x00+\x002\x00B\x003\x00C\x009\x00+\x002\x00F\x007\x006\x002\x00+\x003\x003\x004\x009\x003\x00+\x003\x007\x00D\x000\x00E\x00+\x003\x00B\x008\x00F\x005\x00+\x003\x00E\x00F\x008\x00A\x00+\x004\x003\x008\x00A\x005\x00+\x004\x007\x00B\x002\x006\x00+\x004\x00B\x00C\x008\x000\x00+\x005\x000\x006\x002\x00E\x00+\x005\x005\x006\x001\x003\x00\x00\x00')
'PRIV:AverageLevel:{ \x00\x00'                      PRIV(owner='AverageLevel', data=b'{ \x00\x00')
'PRIV:PeakValue:¡}\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1}\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 \x001\x003\x006\x009\x000\x007\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x007\x002\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x003\x009\x009\x000\x008\x008\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x003\x006\x009\x000\x007\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x007\x002\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x003\x009\x009\x000\x008\x008\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:á\x19z\x01.õ\x86Nº\x95¿ÎÁ\x1fΡ'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xe1\x19z\x01.\xf5\x86N\xba\x95\xbf\xce\xc1\x1f\xce\xa1')
'PRIV:WM/WMCollectionID:á\x19z\x01.õ\x86Nº\x95¿ÎÁ\x1fΡ'  PRIV(owner='WM/WMCollectionID', data=b'\xe1\x19z\x01.\xf5\x86N\xba\x95\xbf\xce\xc1\x1f\xce\xa1')
'PRIV:WM/WMContentID:íöÐü\x7f\\5C\x83`\x00á!æ\n\x00'  PRIV(owner='WM/WMContentID', data=b'\xed\xf6\xd0\xfc\x7f\\5C\x83`\x00\xe1!\xe6\n\x00')
'TALB' (Album/Movie/Show title)                     'UB 40'
'TBPM' (BPM (beats per minute))                     '109.943'
'TCOM' (Composer)                                   'Jim Morrison/John Densmore/Ray Manzarek/Robbie Krieger'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-pop'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'LIGHT MY FIRE'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '227000'
'TPE1' (Lead performer(s)/Soloist(s))               'UB 40'
'TPE2' (Band/orchestra/accompaniment)               'UB 40'
'TPUB' (Publisher)                                  'EMI/Virgin'
'TRCK' (Track number/Position in set)               '17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['reggae', '80s', 'pop', 'ska', 'british']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.533307'

========================== row from database ==========================
                                              'id'  1356177
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/17 light my fire.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  226
                                           'genre'  loc-style-reggae or dub or ska or dancehall-pop
                                        'filesize'  9075668
                                           'mtime'  1620524962
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 17 light my fire loc style reggae or dub or ska or dancehall pop
                                      'tag_artist'  UB 40
                                     'tag_release'  UB 40
                                       'tag_title'  LIGHT MY FIRE
                                             'bpm'  109.943
                                    'search_title'  'fire':3 'light':1 'my':2
                                   'search_artist'  '40':2 'ub':1
                                  'search_release'  '40':2 'ub':1
                                     'search_rest'  '00poprockelectronic':1 'dancehall':16 'dub':14 'files':5,6 'fire':9 'light':7 'loc':10 'loose':3,4 'my':8 'or':13 'pop':17 'reggae':12 'ska':15 'style':11 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 '40':5B,7C 'dancehall':23 'dub':21 'files':12,13 'fire':3A,16 'light':1A,14 'loc':17 'loose':10,11 'my':2A,15 'or':20 'pop':24 'reggae':19 'ska':22 'style':18 'ub':4B,6C 'unsorted':9
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', '80s', 'pop', 'ska', 'british']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524961.6873367  (2021-05-09 03:49:21)
                             'size'  9075668