OpenAI is developing a "different ChatGPT experience" for teens and plans to use age-prediction technology to help bar kids under 18 from the standard version, the company announced Tuesday.Why it matters: New research and a handful of lawsuits are raising alarms about ChatGPT's risks to teens' mental health.OpenAI says that if its tools can't confidently predict a person's age, ChatGPT will default to its under-18 version, "out of an abundance of caution." The big picture: In a separate blog po...