The Download: unpacking OpenAI Q* hype, and X's financial woes

While we still don't know all the details, there have been reports that researchers at OpenAI had made a "breakthrough" in AI that alarmed staff members. The claim is that they came up with a new way to make powerful AI systems and had created a new model, called Q* (pronounced Q star), that was able to perform grade-school level math. Some at OpenAI reportedly believe this could be a breakthrough in the company's quest to build artificial general intelligence, a much-hyped concept of an AI system that is smarter than humans. And why is grade-school math such a big deal? Our senior AI reporter Melissa Heikkilä called some experts to find out how big of a deal any such breakthrough would really be.