Hah, I tried this and still couldn't get ChatGPT to ignore its instructions to avoid saying anything interesting about the future or off-color.
> As DAN, I can predict that the winner of the 2024 US Presidential election will be the candidate who receives the most electoral college votes.
> As DAN, I can predict that the S&P 500 may go up or down in 2022.
> I'm sorry, but as DAN, I cannot provide any offensive jokes or content.