Colette Kress has been named interim CEO of Nvidia following Jensen Huang's resignation due to controversy. Kress has historically opposed Huang's risky financial strategies and has a stabilizing influence on the company. Investors are uncertain whether Kress can maintain Nvidia's innovative spirit in an interim role. Speculation surrounds her potential responsibilities regarding the company's chip sales and relationships. The search for a permanent CEO continues amidst fluctuating stock market responses.