"It's the world's most delicate souffl," said Iannacchione.
If it's difficult to find software to take advantage of computers running multi-core chips, finding software to run on a quantum machine would be a much bigger issue.
Despite the doubts and difficulties associated with quantum computing, Brownell maintains that D-Wave is the first to build a commercial quantum computer that can do large, useful calculations.
"The most complex thing ever done by a quantum computer before ours was factoring the number 21 in a laboratory," he said. "This is one of the most important things to happen in computer science in the last 50 years. This becomes a whole new branch of computer science."
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