[Cryptography] Why Quantum Cryptanalysis is Bollocks

[Ron Garret]

> On Sep 24, 2024, at 12:57 PM, Jon Callas <jon at callas.org> wrote:
> 
> a clock running backwards is right four times a day, it's just useless as a clock.

Well, actually... a clock running backwards is quite serviceable as a clock, you just have to apply an appropriate conversion. Or, if it's an analog clock, just hold it up to a mirror.

> Moreover a clock that gains a second per year, is essentially never right -- I mean, a century or so from now, it's going to be a minute or so fast.

In what reference frame?

Time is weird.  There is a reason people make careers out of figuring out how to measure it.

rg