Nvidia Scandal, Nov. 11 -- Nvidia, once a favourite among investors riding the artificial intelligence (AI) boom, is facing mounting scrutiny after shareholders filed a class-action lawsuit against CEO Jensen Huang and the company over his affair with Alice Huang, suspected of having links to Chinese intelligence.

The lawsuit has brought the chipmaker's leadership, corporate governance and potential national security exposure under the spotlight. The controversy also involves Singapore-based Megaspeed, the woman's former employer, which has faced scrutiny over suspected links to the movement of advanced Nvidia chips into China. Huang has acknowledged the affair and apologised.

The controversy has already taken a toll on Nvidia's market ...