On Thu, Apr 7, 2022 at 10:52 AM smitra <smi...@zonnet.nl> wrote:

> On 07-04-2022 02:30, Bruce Kellett wrote:
> > The preferred basis is not determined by algorithms -- it is
> > determined by robustness under decoherence. You can redefine
> > everything so that your theory is no longer quantum mechanics -- but
> > that is a fairly pointless exercise.
> That's the preferred basis as used in practice. But that's useless in
> this context and it would amount to doing things  things backward.
> Observers cannot be defined using decoherence. That you do robustness
> under decoherence allows for us as stable observers to exist. So
> decoherence explains our existence.

It also explains our ability to make measurements and record results. To
claim that this is not a fundamental account of measurement is just silly.
Nothing is more fundamental than quantum entanglement evidenced in


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