Quantum computing stocks sold off Monday after Meta Platforms CEO Mark Zuckerberg cautioned that uses for computers with these capabilities remain years away. The comments reinforce recent commentary from Nvidia CEO Jensen Huang that suggested that the computers are likely 15 to 30 years away.

Quantum-computing stocks tumbled Monday following comments from Meta Platforms CEO Mark Zuckerberg that quantum is far from from being a “practical paradigm.” Shares of D-Wave Quantum and Rigetti Computing fell 23% and 16%,

The drop in stocks came after Nvidia CEO Jensen Huang's Q&A with analysts at CES in Las Vegas. When answering a question about the future of quantum computing, he said the timeline may be between 15 and 30 years until there is "very useful" quantum computers. This is the relevant quote from Huang: