Reputation is, IMO, the key. And not just for code, but for natural language too.
We're going to have to get used to publication being more important than authorship: I published this, therefore I stand behind every word of it. It might be 5% chatbot or 95% chatbot, but if it's wrong, people should hold me to account, not my tools.
No "oh, the chatbot did it" get out of jail free cards.