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Jensen Huang is heading to Capitol Hill. Nvidia's chief executive has been called before lawmakers to answer questions about his alleged ties to a Chinese national accused of espionage. This comes at a sensitive moment for the chipmaker, already navigating strict export controls on advanced semiconductors bound for China.
Shifting to a story with deep roots in machine learning research, a technical deep dive is circulating this week asking what it actually means to apply a LoRA-specialized Muon optimizer during model training. The question matters because fine-tuning large language models efficiently is one of the central engineering challenges of this era, and the choice of optimizer can quietly shape everything from training stability to final model behavior.
And on a quieter but significant note, Salon is shutting down. One of the original general interest publications of the early web, it launched in November nineteen ninety-five when the internet was an open frontier. Thirty years later, its team says the publishing model is simply no longer sustainable — a reminder that the platforms which shaped online culture don't always outlast the era they helped define.
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