If I try to edit notes from the popup media viewer, it fails and I get this:

AttributeError
'PySide2.QtWidgets.QPlainTextEdit' object has no attribute 'SetInsertionPointEnd'
File "include\QtPorting.py", line 1175, in eventFilter
event.Execute()
File "include\QtPorting.py", line 1161, in Execute
self._fn( *self._args, **self._kwargs )
File "include\ClientGUICanvas.py", line 1406, in qt_do_it
QP.CallAfter( control.SetInsertionPointEnd )