What does it mean when its reported that openAI is close to solving a millennial prize problem?

Explain Like I'm Normal

The AI community is buzzing over rumors that OpenAI's upcoming 'Strawberry' model (formerly Q*) can solve complex Millennium Prize-level math problems. While skeptics wonder how we verify a solution to an unsolved problem, the hype centers on the model's alleged ability to perform long-horizon reasoning and self-correction. If true, this moves AI from a 'vibes-based' chat bot to a verifiable reasoning engine.