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

Many quantum computing stocks exploded in value last year as investors hoped to get ahead of the crowd in what could be a transformational wave of new technology. Excitement grew

Jensen Huang’s comments at last week’s CES about quantum computing being decades away stirred up discussion within the quantum industry.

Wave, says commercial quantum computers are not "decades away" after share prices dramatically fell this week.

Though investors saw this as disappointing, there is some reassuring news. Quantum computing is progressing, meaning these companies will likely report accomplishments and milestones in the months and years to come -- and these represent catalysts for quantum computer stocks to climb.

Addressing a question from an audience member, Huang said 15 years would probably be on the "early side" and that 30 years would likely be on

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