Stocks of quantum computing companies jumped Wednesday after Microsoft declared this as “the year to become quantum-ready,” adding “we are at the advent of the reliable quantum computing era.” Shares of Rigetti Computing and D-Wave Quantum were both up more than 22 percent.

All it took to derail a rally that had sent shares of pure-play quantum computing stocks soaring was a single comment from a tech CEO. When Nvidia's Jensen Huang suggested that a