[ExI] Quantum Supremacy
interzone at gmail.com
Thu Nov 30 15:02:37 UTC 2017
Thanks for posting this, John. Very interesting! The long term
cryptocurrency impact is also an area to watch as you highlight.
On Thu, Nov 30, 2017 at 9:47 AM, John Clark <johnkclark at gmail.com> wrote:
> For the first time a Quantum Computer has solved a problem that a
> conventional computer can not, actually 2 different Quantum Computers did
> and there is a paper from each team in the issue of the journal Nature that
> came out yesterday:
> They used their computers to simulate a quantum system, the particular
> problem they solved is not very useful but the implications are enormous,
> it proves once and for all that a practical quantum computer that you can
> actually build can solve problems that a conventional computer can't.
> If I place 20 magnetized atoms in a lattice and then move one of those
> atoms how will the entire array move in response? A good home computer
> could solve that problem but the difficulty increases exponentially as the
> number of atoms increases, when you get to about 50 atoms even the largest
> supercomputer on Earth starts to beg for mercy, but in the new reports one
> quantum computer solved the 51 atom problem and the other solved 53. The
> mechanical details of the 2 machines are different, one used very tightly
> focused LASER beams and rubidium atoms and the other used electrically
> charged ytterbium ions, but they both got the job done.
> None of this is a threat to bitcoin....YET. But the clock is ticking.
> John K Clark
> extropy-chat mailing list
> extropy-chat at lists.extropy.org
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the extropy-chat