LAWYERS are a conservative bunch, befitting a profession that rewards preparedness, sagacity and respect for precedent. No doubt many enjoyed a chuckle at the tale of Steven Schwartz, a personal-injury lawyer at the New York firm Levidow, Levidow & Oberman, who last month used ChatGPT to help him prepare a court filing. He relied a bit too heavily on the artificial-intelligence (AI) chatbot. It created a motion replete with made-up cases,…