Openai hacked HF with a zero-day. Definitely an interesting story! I just find their explanations hard to believe. They're admitting to a great deal of incompetence. I know, don't ascribe to malice... but still, the more extraordinary the claim, the more evidence is needed to defend it.
Edit: News just in. 'Be skeptical of OpenAI's claims' - The Guardian https://news.ycombinator.com/item?id=49038060