Oh it looks like they actually pushed back the PEP 563 changes..

From this thread [0] it does not look open and shut that it will work once these changes go into effect.

[0]: https://github.com/pydantic/pydantic/issues/2678

we still don't know what's going to happen with type hints in future though, but I'm sure things won't break as they might have broken if they changed the default behaviour