Nvidia's Huang Says 'Very Useful' Quantum Computers Likely Decades Away

Nvidia founder and chief executive Jensen Huang believes "very useful" quantum computers are likely decades away, tempering expectations for the emerging technology. "If you kind of said 15 years for very useful quantum computers, that would probably be on the early side. If you said 30, it's probably on the late side," Huang said during Nvidia's analyst day. "If you picked 20, I think a whole bunch of us would believe it."

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