[Cryptography] Quantum computers will never overcome noise issues?

[jamesd at echeque.com]

>> Any technology useful for implementing quantum computers, would also be useful for implementing classical computers at enormously greater speeds and lower energies than today's classical computers.

On 16/02/2018 15:40, Viktor Dukhovni wrote:
> You keep saying that, but without any plausible justification

If you were familiar with the physics, you would know the justification.

Here is a hint:  What are the units of the Plank constant?