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Crowbob 10-24-2019 06:43 AM

Quantum Computing
 
It may be impossible but I wonder if a brainium here can explain to me in normal Engrish what quantum computing is.

The monster of AI coupled with quantum computing (whatever that is) seems to me to have the potential of really screwing humanity up way worser than it already is and sooner rather than later.

Eric Hahl 10-24-2019 07:29 AM

AI+Quantum computing = Terminator.

Rusty Heap 10-24-2019 07:50 AM

In todays memory and CPU's,,, a digital Bit can only be a 1 or a 0. it's on,,, or off.


In Googles new Quantum CPU, that 1 or 0 bit can be both at the same time. wild !!!


https://www.cnn.com/2019/10/23/tech/google-quantum-supremacy-scn/index.html

GH85Carrera 10-24-2019 08:03 AM

I do know that quantum computing has been a dream for many years. Kinda like nuclear fusion or real intelligent computing. "Very soon" it just needs more research.

Someday, it likely will happen. It is far more likely than cold fusion.

Aerkuld 10-24-2019 08:28 AM

It is to Bits what Schrödinger is to cats

sammyg2 10-24-2019 08:31 AM

Currrent chips bits are yes or no.
quantum puter bits can say yes, no, maybe ;)

Tobra 10-24-2019 08:45 AM

Quote:

Originally Posted by Eric Hahl (Post 10634472)
AI+Quantum computing = Terminator.

either that or The Matrix

KFC911 10-24-2019 09:02 AM

I wrote one "program" in machine language (1s and 0s) while getting my computer science degree 4 decades ago....up hill, both ways in the snow and a hunert degrees.

Now I just hafta do this....I reckon.

000000000000000000000000000...

Kidz got it so eazy theze daze ;)

KFC911 10-24-2019 09:07 AM

Quote:

Originally Posted by sammyg2 (Post 10634536)
Currrent chips bits are yes or no.
quantum puter bits can say yes, no, maybe ;)

In layman's terms: They used to be male bits...now they are female bits :)

Steve Carlton 10-24-2019 10:00 AM

I want a laptop.

sammyg2 10-24-2019 10:22 AM

Quote:

Originally Posted by Steve Carlton (Post 10634638)
I want a laptop.

Is that what they call it these days?

legion 10-24-2019 10:25 AM

Quote:

Originally Posted by sammyg2 (Post 10634536)
Currrent chips bits are yes or no.
quantum puter bits can say yes, no, maybe ;)

Great, so now I'm never going to get a strait answer from a computer either.

GH85Carrera 10-24-2019 10:29 AM

Quote:

Originally Posted by legion (Post 10634674)
Great, so now I'm never going to get a strait answer from a computer either.

Yep, it will just say it is "fine" when you know something is wrong.

charlesbahn 10-24-2019 03:31 PM

Maybe an example of what it can do will help. If you try to solve a puzzle maze, you sort of follow one path at a time until you find a way out.

The quantum computer will try every possibility instantaneously and provide an answer (well, a probability for the most likely answer)..... instantly.

Will also render all current computer password algorithms useless since it can test every possibility at one time- except for quantum encryption - For more info look for "BB84").

Truly amazing stuff.

Charles

stealthn 10-24-2019 03:35 PM

Let’s see how quick it can cure cancer, then I’ll be impressed

Tobra 10-24-2019 03:43 PM

Quote:

Originally Posted by GH85Carrera (Post 10634681)
Yep, it will just say it is "fine" when you know something is wrong.

Wait, so computers are female now, like on Star Trek.



When do we get the hot looking green aliens?

Chocaholic 10-24-2019 06:26 PM

The only thing more fascinating and mysterious than quantum computers are biological ones. And they’ve been around a long time.

Rusty Heap 10-24-2019 06:26 PM

Quote:

Originally Posted by KC911 (Post 10634570)
I wrote one "program" in machine language (1s and 0s) while getting my computer science degree 4 decades ago....up hill, both ways in the snow and a hunert degrees.

Now I just hafta do this....I reckon.

000000000000000000000000000...

Kidz got it so eazy theze daze ;)




you didn't add the extra bit for the check sum validation .


:D

Crowbob 10-25-2019 03:38 AM

So, like, instead of like filling up a barrel by throwing in one BB at a time, QC is, like, throwing all of 'em in at once?

flatbutt 10-25-2019 04:55 AM

Quote:

Originally Posted by charlesbahn (Post 10634995)
- For more info look for "BB84").

Truly amazing stuff.

Charles

BB84 is a quantum key distribution scheme developed by Charles Bennett and Gilles Brassard in 1984. It is the first quantum cryptography protocol. The protocol is provably secure, relying on the quantum property that information gain is only possible at the expense of disturbing the signal if the two states one is trying to distinguish are not orthogonal (see no-cloning theorem) and an authenticated public classical channel. It is usually explained as a method of securely communicating a private key from one party to another for use in one-time pad encryption.

OH I see...:confused:


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