[ExI] Quantum computers in just a few years

[BillK]

On Fri, 21 Feb 2025 at 14:28, Jason Resch via extropy-chat
<extropy-chat at lists.extropy.org> wrote:
>
> Will quantum computers be useful for anything?
>
> - They're too low memory to have any utility in AI training.
>
> - By the time they're large enough to crack RSA or ECC keys, we will have moved to Post-Quantum-Secure cryptography.
>
> The only claimed benefit I have seen that seems to hold any water is in simulating very small scale particle interactions. But you need at least as many q-bits as there are particles being stimulated.
>
> So this seems to limit utility to simulating nanoscale molecular interactions, but AlphaFold is already quite adept at this, and is improving all the time.
>
> So what actual problems will quantum computers solve?
>
> Jason
> _______________________________________________


As we don't have quantum computers yet, it could be a bit tricky to
say what they will be capable of or in what applications they will be
used.  :)
I'll ask around.

BillK