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> I can't believe so many people use this to "prove" that it's not a quantum computer. This is a complete and utter non sequitur. That's not why I'm saying it'
by johncolanduoni 10y ago
> I can't believe so many people use this to "prove" that it's not a quantum computer. This is a complete and utter non sequitur.
That's not why I'm saying it's probably not a quantum computer. It's not a quantum computer because in depth analysis of its behavior has consistently shown that above the ~20 qubit scale it's better modeled by a classical explanation than a quantum one. We only really have evidence of entanglement at the 8 qubit level[1] so far.
The fact that the processing power is abysmal just makes the hype even more ridiculous. The point of that fact is that it's not like the EmDrive, where it's doing something we can't yet explain under the assumption that nothing interesting is going on. If it weren't for the fact we've looked inside, it could be running a basic Intel CPU for all we know. There's no smoke at any level, so it's nonsensical to give D-Wave a pass and think they've got some fire.
[1]: https://arxiv.org/abs/1506.03539 https://arxiv.org/abs/1506.03539