New York CNN  —  When Karandeep Anand’s 5-year-old daughter gets home from school, they fire up the artificial intelligence chatbot platform Character.AI so she can chat about her day with her favorite characters, such as “Libarian Linda.” Anand’s experience using the product as a parent might be helpful now that he’s Character.AI’s new chief executive, a change the company announced last month. He’s taken on the top job at a complicated moment for the company, which lets users talk to a