[HN Gopher] Biasing the quantum vacuum to control macroscopic pr...
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Biasing the quantum vacuum to control macroscopic probability
distributions
Author : taubek
Score : 20 points
Date : 2023-07-23 15:40 UTC (7 hours ago)
(HTM) web link (www.science.org)
(TXT) w3m dump (www.science.org)
| armchairhacker wrote:
| https://qntm.org/causal
| koryk wrote:
| I use https://qrng.anu.edu.au/ as a quantum RNG sometimes to make
| decisions. If my choices are deterministic and not influenced by
| quantum randomness, then my choices are deterministic. Even if
| Everett's interpretation is true, my multiverse selves are doing
| the same things that I am doing.
|
| If I use a quantum RNG to make decisions I will spice up my life
| in alternate realities. Mexican food or Vietnamese tonight? Use
| the quantum RNG to decide and get both across the multiverse.
| loxias wrote:
| First, I love your attitude towards life and this comment
| elicited satisfying chuckles from my soul.
|
| That aside, perhaps you could explain to me what's "new" and/or
| "better" about a _quantum_ RNG?
|
| Were all the sources of "true randomness" we used in the past
| not, at their core, relying on some sort of quantum phenomena
| (even if "we" didn't know it at the time).
|
| I'm NOT an EE but I've seen all sorts of circuits (that I don't
| deeply understand) that rely on some side effect of a
| transistor or diode to produce entropy. Transistor noise,
| random telegraph noise, thermal noise, etc.
| layer8 wrote:
| Using the Universe Splitter is more fun:
| https://cheapuniverses.com/
| pama wrote:
| Are there any startups in the space of probabilistic hardware for
| ML? How hard would it be to make something minimally useful and
| cheap even if it wouldn't compete with nvidia for most use cases?
| TheRealPomax wrote:
| There are, and impossible because you asked for "cheap".
| TheRealPomax wrote:
| Downvote all you want, but the moment you ask for a new type
| of chip that's both cheap _and_ useful for current ML work,
| you are literally asking for the impossible.
| pama wrote:
| I didn't downvote, FWIW. I am also not asking for a chip. I
| wonder if it's possible to solve a specialized problem with
| this type of computing, maybe something that right now is
| not addressed well, for example applications in quantum
| chemistry. Which are the startups you had in mind?
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