I'm the author and I'm happy to answer any questions about this post.
I don’t have any inside track knowledge on plans for Py4.
EDIT: see PEP 523
[1]: https://hackernoon.com/4-things-i-want-to-see-in-python-4-0-...
What do you mean by "direct integration" exactly and why do you think it would improve performance? I initially thought you meant for it to be part of the standard library, but I don't see why that would bring any performance benefits.