The main thing is that this transparently will use an OS’s certificate store, not certificates from Python’s certifi library module which has certificates sourced from the trust authority of Mozilla.
Answer for yourself: Do you trust an OS vendor or the OS certificate installation mechanism more than Python supply chain to not perform man-in-the-middle on OpenAI API https requests?
Also, this breaks compatibility with Python 3.9 and before - dashing any hopes of running on Windows 7 or some default Linux installs, the last Python version there, but with new auth components provided by Python.