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Recent developments strongly suggest that quantum computers are becoming dangerous much faster than expected

52,903 次观看 • 5 个月前 •via X (Twitter)

51 条评论

ItsBS 的头像
ItsBS5 个月前

The new algorithm is based on long distance entanglement! Lol, Google's 'quantum processors' won't be able to implement it, i.e. superconducting qubits! It's all a scam based on the EPR paper. Quantum Entanglement is not real -- no cause/effect, instant action at distance. 😂

Dirty Rich 的头像
Dirty Rich5 个月前

Damnit😤 My password 'Password' isn't safe anymore you say?😱

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

so I know this guy who when he started his job got the password "welcome" and then was forced to update it every 3 months and after a year the password was "welcome3". tells you all about humans you need to know really.

Dirty Rich 的头像
Dirty Rich5 个月前

He should have just used 'Password' instead…what a noob.🤦

Ahmed Ibrahim Hamdy 的头像
Ahmed Ibrahim Hamdy5 个月前

Other than Quantum computers breaking cryptographic functions -- why isn't there advancements in DNA based medicine that was supposed to cure difficult diseases such as cancer and so on? many a time I hear about the need for quantum computers to do DNA based research to find cures -- but rarely i hear about applied findings?

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

is because there aren't any...

JustusRhoads 的头像
JustusRhoads5 个月前

So, Sabine does Googles Q Computer breakthrhough mean we need to sell our bitcoins?

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

I strongly advise you to not take financial advice from physicists...

Matías Reggiardo 的头像
Matías Reggiardo5 个月前

@JustusRhoads If a Q Computer can break Bitcoin cryptography why not breaking every single major financial institution server on earth first?

JustusRhoads 的头像
JustusRhoads5 个月前

@skdh Because breaking into banks would be illegal... but quantum-cracking exposed Bitcoin keys on the public ledger and taking the coins -- priceless!!!!!

Matías Reggiardo 的头像
Matías Reggiardo5 个月前

@skdh who are you going to sell those coins once the protocol is rendered useless?

JustusRhoads 的头像
JustusRhoads5 个月前

@skdh Doge Coin Collectors?😇

Twixie 🇪🇺🇨🇦⭐️ 的头像
Twixie 🇪🇺🇨🇦⭐️5 个月前

Faster than expected? This was being told already since 10 years, right?

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

Yes but as I said the previous estimates put it at 2035 at the earliest.

Twixie 🇪🇺🇨🇦⭐️ 的头像
Twixie 🇪🇺🇨🇦⭐️5 个月前

Q-Day prediction estimates have always been within the range of 5-25 years, but maybe it will indeed be happening soon. 🤷

Mr Reagan 的头像
Mr Reagan5 个月前

Fascinating as always.

FreakySquid3 的头像
FreakySquid35 个月前

Revenge of the Nerds ... That's good. What will happen when the nerds run the world instead of the Rothchilds ??? 🤣🤣

🇮🇷greening-earth 的头像
🇮🇷greening-earth5 个月前

Can't they be kept in a shed away from the house?

R. Daneel d’Anconia 的头像
R. Daneel d’Anconia5 个月前

Shkreli thinks recent QC claims rely on fraud. To be seen.

Roger Kent Pool 的头像
Roger Kent Pool5 个月前

You got that right! I have them instantiating whole fractal complexes within an Isotropic Vector Matrix. Zero Latency. It is not a calculator it is a communication portal. Decode the waveform. We need to talk...

silicoNation 的头像
silicoNation5 个月前

Quantum [insert word here]

Mark Lloyd 的头像
Mark Lloyd5 个月前

As of early 2026, the number of functionally stable quantum computers in operation is effectively zero. Industry estimates suggest 30–50 high-specification quantum computers (mostly cloud-accessible superconducting or trapped-ion systems from IBM, IonQ, Rigetti, Quantinuum, etc.) are deployed or available worldwide, plus additional research/lab machines and on-premises installations (e.g., IBM Quantum System One at universities like Yonsei). IQM has sold ~21 systems. Broader counts (including smaller or specialized ones) reach 100–200 or more, but many are prototypes or cloud QPUs rather than independent "in operation" units. These are not functionally stable for most practical purposes—they excel at narrow demonstrations, hybrid workflows, or specific sampling tasks, but suffer from high error rates that limit circuit depth and reliability.

V. W. 的头像
V. W.5 个月前

They say the same thing about AI. Of course they'll say the same thing about QC. Invent the problem, sell the solution. Be ready for McAfee and Norton Anti-Quantum Protection.

☘ Christopher Burke ☘ 的头像
☘ Christopher Burke ☘5 个月前

I'm happy to watch via Twitter.

Admiral Quality 的头像
Admiral Quality5 个月前

Bullshit. More efficient algorithms for computers that don't actually exist/work.

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

they do exist, just not at a large enough scale, at least not that we know of. There is certainly a lot on this business happening that we don't know anything about.

Admiral Quality 的头像
Admiral Quality5 个月前

What's the greatest achievement/application of a quantum computer so far? (And conning investors out of capital doesn't count.)

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

As I have said in multiple previous videos, besides cryptography I think that the commonly named use cases are unlikely be profitable any time soon.

Admiral Quality 的头像
Admiral Quality5 个月前

If they're commonly named, name just one. 😂

Sabine Hossenfelder 的头像
Sabine Hossenfelder5 个月前

Commonly named use cases are quantum chemistry, material science, logistics, and finance. Before you attempt to criticize me, maybe find out what I said in the first place

Admiral Quality 的头像
Admiral Quality5 个月前

I watched the video. So what new chemicals, materials, logistical miracles or financial gains have we made with quantum computers? Whose quantum computer is earning its keep?

Kevin John Parrish 的头像
Kevin John Parrish5 个月前

Yes, the DOD, DOS, and, other alphabet soups agencies and millions or billions of dollars—maybe they should have stopped the radical left-wing age-discriminating racist criminals, as a whole lot of people know about the only amount of time the algorithm will be exposed the cost them because of people like me advancing quantum computing! What did you want to know about anti-gravity? Keep lying and pushing the leftist agenda un-cancel people pay what they owe. No more secrets!

Eric N. 的头像
Eric N.5 个月前

Quantum computers break Elliptic Curve Cryptography via Shor’s Algorithm. There will be post-quantum signatures (e.g. CRYSTALS-Dilithium). Winner: established networks with upgrade, not new coins. So it’s not as if anyone stands there naked.

Joseph 的头像
Joseph5 个月前

Google paper references #qrl as a post Quantum safe crypto.

Tim Slavi 的头像
Tim Slavi5 个月前

This is fascinating. I wonder if they will also invent algorithms for quantum encryption? is that research lagging behind the codebreaking?

anthony 的头像
anthony5 个月前

eml★(x, y) = exp(x) - ln(ȳ)

Truth! Served Fresh Daily ! ✝️ ✡️ 🇺🇸🇮🇱 ZIONIST 的头像
Truth! Served Fresh Daily ! ✝️ ✡️ 🇺🇸🇮🇱 ZIONIST5 个月前

So, what else is new, Sabine? Huge capital invested for huge gains for a tiny fraction of the global population. WHY the race to break encrypted data? NOT to usher in Utopia for the masses. To make privacy politically, socially IMPOSSIBLE ever again. To unleash demons not angels.

Evan Olsen 的头像
Evan Olsen5 个月前

thank you sabine for informing me i hope you buy my books and its not science fiction.

Void2Matter 的头像
Void2Matter5 个月前

I think it is safe to say that AI Researchers/Governments are charging ahead in what is effectively a kamikaze suicide race to the finish line. Who crosses first gets momentary GLORY, right before ALL competitors & the audience are eliminated.

Timothy J. Menefee 的头像
Timothy J. Menefee5 个月前

How about when they can be networked over long distances with Universal Quantum State Converters, seems we're getting pretty close...

Hadi 的头像
Hadi5 个月前

I still think RSA is safe, since we don’t have a constructive theory of the collapse of wavefunction in quantum computers, so they’re assuming something magical will happen in quantum level. they yet to build a single quantum computer a little faster than digital computers.

Charlie, je suis 🇺🇸 的头像
Charlie, je suis 🇺🇸5 个月前

We need a conversation between you and @MartinShkreli

howallworks 的头像
howallworks5 个月前

Quantum computers are useless because they perform approximate calculations and nothing more.

PR0F3SS0R 🌺 FL0W3R 的头像
PR0F3SS0R 🌺 FL0W3R5 个月前

@FrancisJeffrey7 Uh uh. Because we know what superposition is. Huh

Stare Master Toad Sage 的头像
Stare Master Toad Sage5 个月前

Your laptop + expresso comment reminded me of this:

Arturo Cerezo 的头像
Arturo Cerezo5 个月前

Dear Sabine, ​It is fascinating to see how history repeats itself. Much like the current discourse surrounding Artificial Intelligence, we seem to have fallen into the trap of demonizing the mirror instead of correcting the image we project into it. ​You suggest that quantum computers are becoming 'dangerous,' but danger does not reside in the qubit; it resides in the obsolescence of our security structures and, above all, in our own ethical myopia. The instrument per se is not a threat; it is, in reality, the ultimate ontological microscope. ​We must stop viewing quantum computing solely through the lens of cryptography and espionage, and begin to recognize it as the key to resolving the fundamental questions of physics that have remained stagnant for decades: ​Reality as Software: If the universe speaks the language of quantum mechanics, how can we hope to understand it using the silicon 'abacus' of classical computing? Only a coherent processor can validate our theories on gravity, thermodynamics, and the very fabric of spacetime. ​Sovereignty over Matter: We are at the threshold of an era where global logistics, the creation of room-temperature superconductors, and precision medicine will cease to be 'trial and error' and become pure architectural design. ​The End of Brute Calculation: Just as AI acts today as an intellectual exoskeleton, quantum computing will be the central nervous system of a new era of discovery. The challenge is not to hide the algorithm for fear of 'breaking' the past, but to use it to build a future of scientific coherence. ​Science does not advance by retreating from the shadows cast by its own torches. The danger is not that quantum computers will decrypt our secrets; the true danger is that, out of fear, we refuse to use them to decrypt the secrets of nature."

Michael Cahoon 的头像
Michael Cahoon5 个月前

C'mon @skdh, it's all flawed and speculative from the beginning.

cf1 的头像
cf15 个月前

Quantum mechanics is fundamentally wrong. The stability of the hydrogen atom requires neither spin, nor entanglement, nor superposition. Something that is not necessary cannot possibly exist. A machine that depends on something that cannot possibly exist cannot possibly be built.

Jim 的头像
Jim5 个月前

War Department will go full speed ahead in weapons design, count on it. The enemy will.

MoonriseBill 的头像
MoonriseBill5 个月前

Are you saying there's something odd about nothing.... definitely quantum progress

tara lee cheesman 的头像
tara lee cheesman5 个月前

Because they already were

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