That's a horror show! The willful pushback from the author when questioned about the code is the icing on the cake.
That comment chain depicts perfectly my thoughts about LLMs. Yeah, they can generate a lot of code, but someone has to look at all that, and clanker code is more taxing to read than code written by another person which wasn't easy to read to begin with.
Worse, I had a guy literally posting screenshots of copilot replies.
Ah the ol screenshot-of-word-doc-in-email for the 21st century