That's just in the public model/on chatgpt.com? Run it in Azure, and you get:
Who is Jonathan Zittrain? <
> Jonathan Zittrain is a prominent legal scholar, computer science professor, and technology policy expert. He holds several academic positions and is recognized for his work in the intersection of law, technology, and public policy. Here are some key points about him: [...]
I don't think this is part of the model. It's a control layer above the actual LLM that interrupts the response when the LLM mentions any of the banned names. So if you prompt the LLM directly, without that control layer, you still get full responses.
The article mentions that "The names do not affect outputs using OpenAI's API systems or in the OpenAI Playground (a special site for developer testing)."