There was concern about the AI's fee-fees apparently.
"After AI chatbot goes a bit loopy, Microsoft tightens its leash
"No more long exchanges about the Bing AI’s “feelings,” the tech giant says. The chatbot, after five responses, now tells people it would “prefer not to continue this conversation.”'
https://www.washingtonpost.com/technology/2023/02/18/microsoft-bing-chatbot/