The post was made just a few days after the release of the Chat API, which takes an entirely different style of instructing than the previous completion and instruct models, a learning curve with an influx of questions and support.
I can also complain about a newfound ability of gpt-3.5-turbo to simply not understand semantically-clear specifications and instructions, but that would be taking the topic off-course, where a solution for the initial concern was likely implemented months ago.