[OSEN=Reporter Lee In-hwan] The scandal surrounding NVIDIA CEO Jensen Huang's infidelity has escalated into a class-action lawsuit by shareholders. Amidst demands for damages from investors following his apology to his family, his past appearances on Korean television and at events are also drawing renewed attention. On the 10th (Korean time), the U.S. law firm Rosen filed a lawsuit against NVIDIA and Huang in the U.S. District Court for the Nor…