Making fun of ChatGPT because it can't count
gist.github.com
gist.github.com
It is not difficult to use a search engine to verify any claims that are new to you. The replies will always be constructed. And sometimes they'll even be correct.
Michael Cohen fell into a trap by not verifying legal cases that Bard was citing. They didn't exist, and he would have known that if he verified by searching the way lawyers normally do to verify these things. I'm sure his lawyer didn't verify, assuming that Cohen, as a fellow lawyer, would have done so before handing the info to him.