Quantum computing stocks were red-hot recently, but Jensen Huang just offered optimistic investors a reality check.

Wave and Quantum Computing were rising Thursday as quantum stocks continued to make their recovery.D-Wave and Quantum Computing shares were up 6.3% and 5.9%, respectively, while Rigetti Computing rose 0.

Quantum computing stocks collapsed in the early part of January, thanks in part to comments from the CEO of Nvidia. The companies have promising technology, but it is still many years away from commercialization.

Don't believe the hype? GPU maker jumps on the bandwagon anyway A week after Nvidia chief Jensen Huang demolished the market valuations of listed quantum computing brands by saying the technology is 20 years away from being useful,