Families from Uvalde, Texas, traveled to Los Angeles to confront tech giant Meta and "Call of Duty" publisher Activision in court, alleging they market gun violence to young people through video games and social media.

The class action lawsuit against Meta CEO Mark Zuckerberg and other leaders concerns privacy breaches related to Cambridge Analytica. Investors claim Meta failed to disclose risks as Facebook violated an FTC consent order.

But research in this area is still in its early stages. A study published this spring showed that Llama can reproduce much more of its training text than was previously thought, including near-exact copies of books such as Harry Potter and the Sorcerer’s Stone and 1984.