======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '183'
                                          'artist'  'DangerDOOM'
                                     'text_people'  ''
                                         'release'  'The Mouse & The Mask'
                                           'title'  'A.T.H.F.'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-3', "
 "'Q-CHART-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['mf doom', 'hip hop', 'underground hip hop', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '21'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '88.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000D6E 00000000 00004E63 00000000 0000EA8E 00000000 00008000 00000000 '
 '000138C5 00000000')
'MCDI' (Music CD identifier)                        MCDI(data=b'E\x00+\x009\x006\x00+\x002\x00E\x000\x00F\x00+\x006\x001\x00F\x006\x00+\x009\x00A\x004\x006\x00+\x00B\x00E\x007\x001\x00+\x00F\x003\x002\x00F\x00+\x001\x002\x002\x002\x00B\x00+\x001\x005\x007\x00F\x000\x00+\x001\x008\x005\x003\x008\x00+\x001\x00B\x00C\x001\x006\x00+\x001\x00E\x007\x001\x002\x00+\x002\x001\x003\x00D\x00E\x00+\x002\x003\x003\x008\x000\x00+\x002\x007\x000\x00E\x000\x00+\x002\x00B\x00E\x00C\x003\x00\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 \x007\x009\x007\x000\x003\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x004\x002\x009\x005\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x004\x000\x008\x003\x007\x004\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x009\x007\x000\x003\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x004\x002\x009\x005\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x004\x000\x008\x003\x007\x004\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Tîxþh\x18ÓK¨\x0b¥?#\x14Ü\x0e'  PRIV(owner='WM/WMCollectionGroupID', data=b'T\xeex\xfeh\x18\xd3K\xa8\x0b\xa5?#\x14\xdc\x0e')
'PRIV:WM/WMCollectionID:Tîxþh\x18ÓK¨\x0b¥?#\x14Ü\x0e'  PRIV(owner='WM/WMCollectionID', data=b'T\xeex\xfeh\x18\xd3K\xa8\x0b\xa5?#\x14\xdc\x0e')
'PRIV:WM/WMContentID:°²¡Þ/v,N²e;. ¨G\x9d'           PRIV(owner='WM/WMContentID', data=b'\xb0\xb2\xa1\xde/v,N\xb2e;. \xa8G\x9d')
'TALB' (Album/Movie/Show title)                     'The Mouse & The Mask'
'TBPM' (BPM (beats per minute))                     '88.9'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'A.T.H.F.'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '183533'
'TPE1' (Lead performer(s)/Soloist(s))               'DangerDOOM'
'TPE2' (Band/orchestra/accompaniment)               'DangerDOOM'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epitaph/ADA'
'TRCK' (Track number/Position in set)               '7/21'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['mf doom', 'hip hop', 'underground hip hop', 'rap']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-9.04 dB'
'TXXX:replaygain_track_peak'                        '1.054529'

========================== row from database ==========================
                                              'id'  1482854
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Mouse & The Mask/07 A.T.H.F..mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  183
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7443130
                                           'mtime'  1620572293
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 07 hip hop or rnb or rap or turntablism
                                      'tag_artist'  DangerDOOM
                                     'tag_release'  The Mouse & The Mask
                                       'tag_title'  A.T.H.F.
                                             'bpm'  88.9
                                    'search_title'  'a':1 'athf':5 'f':4 'h':3 't':2
                                   'search_artist'  'danger':2 'dangerdoom':1 'doom':3
                                  'search_release'  'mask':3 'mouse':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'hip':2 'hop':3 'or':4 'rap':6 'rnb':5 'turntablism':7
                                    'search_combo'  '00poprockelectronic':12 'a':1A 'athf':5A 'danger':7B 'dangerdoom':6B 'doom':8B 'f':4A 'h':3A 'hip':13 'hop':14 'mask':11C 'mouse':10C 'or':15 'rap':17 'rnb':16 't':2A 'the':9C 'turntablism':18
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-2', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['mf doom', 'hip hop', 'underground hip hop', 'rap']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572292.9592164  (2021-05-09 16:58:12)
                             'size'  7443130