In 1978, 15-year-old Jensen Huang got his first job as a dishwasher at Denny’s. 45 years later, he returned to the diner to unveil a plaque marking where Nvidia began

In his first job in 1978, Nvidia CEO Jensen Huang, at the age of 15, used to wash dishes at Denny’s. Later, he was “promoted” to the role of busboy. Now, the advanced chip manufacturer company's CEO is worth billions of dollars.