Nvidia 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.

Of course, Nvidia GPUs are the industry standard in accelerating AI applications in the data center. So, any decrease in AI infrastructure spending would be bad news for the company. CEO Jensen Huang addressed those concerns this week during his keynote speech at GTC, an annual developer conference focused on AI.