Nvidia CEO Jensen Huang interviews executives from quantum computing firms at Nvidia's annual developer conference in San Jose, California, U.S., March 20, 2025. Stephen Nellis | ReutersNvidia CEO Jensen Huang on Thursday walked back comments he made in January, when he cast doubt on whether useful quantum computers would hit the market in the next 15 years.At Nvidia's "Quantum Day" event, part of the company's annual GTC Conference, Huang admitted that his comments came out wrong."This is the f...