Man. What an absolute GENIUS way to get people to not post ChatGPT answers. Just put them there from there from the start. "Burn the boats"
"Top StackOverflow expert on XX", so the incentive is still there.
One solution to spam could be to keep the voting system, but not publicly reward users with points (like on HN).
Maybe it's chaotic like you and me, but it cant be non deterministic, it'd mean it doesnt even really answer questions and just spout random tidbits :s