Nvidia CEO Jensen Huang Bloomberg/Getty Images Nvidia has been in talks to acquire Hugging Face, the popular AI platform for sharing and building with open-source models, in what could be one of the chip giant's biggest deals yet.The two parties have had acquisition conversations in recent weeks about a deal that would value Hugging Face at more than $13 billion, according to a person familiar with the matter. The companies have not yet reached a deal, and the talks could still fall apart, the p...