[readme] spell check + python ideas

README.md

@@ -204,10 +204,14 @@ def late(o: _T | Iterator[_V] | Callable[[], _R]) -> _T | _V | _R:
 
 ### Why doesn't the Python interpreter solve this?
 
-Although the ugliness and inconvenience in the current situation has ben aknowledged 
-and discussed for a very long time, there has never been an agreement about the usefullness,
+Although the ugliness and inconvenience in the current situation has ben acknowledged 
+and discussed for a very long time, there has never been an agreement about the usefulness,
 the semantics, nor the syntax for a solution. That way the _status quo_ has remained unchanged.
 
+You can find a recent discussion about these topics on the 
+[Python Ideas](https://discuss.python.org/t/revisit-mutable-default-arguments/)  
+site.
+
 ## Installation
 
 ```bash