Seth Lloyd - Events in Quantum Mechanics and Relativity

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Quantum mechanics, the best theory of the very small, and general relativity, the best theory of the very large, are deeply incompatible. One way to compare and contrast the two is by discerning the nature of an “event” in each. It is very different.

Seth Lloyd is a professor of mechanical engineering at the Massachusetts Institute of Technology. He refers to himself as a “quantum mechanic”.

Closer To Truth, hosted by Robert Lawrence Kuhn and directed by Peter Getzels, presents the world’s greatest thinkers exploring humanity’s deepest questions. Discover fundamental issues of existence. Engage new and diverse ways of thinking. Appreciate intense debates. Share your own opinions. Seek your own answers.
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What is the difference between time and space for objects (particles) and time and space for moving objects, macroscopically, and time and space for waves?
Time and space for objects are extrinsic, for waves intrinsic. Time and space for waves are entangled?
Time and space for a moving object describe a path through spacetime; time and space for a wave prescribes the existence of a wave "onto" spacetime.
Spacetime is what an object is "in". Spacetime is what a wave is. A wave has frequency, wavelength and period; an object has shape given by its distinguishability from other objects. A wave is indistinguishable from other waves except by energy?

kallianpublico
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Could explain why so many moon landing projects have failed lately. They say software issue, I say quantum calculation issue.

antoinepageau
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quantum mechanic events based on energy of virtual particles? as opposed to mass for classic objects?

jamesruscheinski
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The more I see of Seth Lloyd, the more dubious I become of quantum advantage. And head buns.

casnimot
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maybe events not as important in quantum mechanics as for classic mechanics? what besides events might be important in quantum mechanics? experience? what else?

jamesruscheinski
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Hi Mr. Kyon, with respect to consciousness related topics, why don't you interview or get in talks with consciousness expert Bashar (Daryl anka)?

kennethrawson
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At 6:47, "in quantum mechanics it's not so easy ...". When we perform an experiment, the hardware decides when to store a new byte to a computer's memory. That's the record of an event that matters, of which I can say, "look, at approximately this time and place, an event happened, here is the record of it", and you're likely to agree. Anything that the hardware did not store is not something I can point to and say, "an event really happened." [As an aside, such events are recorded at MHz rates in modern experiments, which is too fast for nerve synapses to be part of the process.]
This is not to deny a philosophical attitude that nothing is certain —there can be bugs in hardware, software, or there can be fraud, the data may be destroyed a day later in a fire (set by Wigner?!?), ...— it's only to say that for the purposes of physics, what an honest and careful experimentalist has submitted as Supplementary Information to a physics journal is good enough for physics. I think of this as Institutional Realism, as a small step beyond interpersonal realism. Supplementary Information is a kind of ground truth, FAPP. It's from this data that we build quantum mechanics, it is not from quantum mechanics that we build this data. In this perspective, QM and QFT are data&signal analysis formalisms.
When we submit the data from an experiment to a journal, it's a way-point in the construction and debugging of the whole apparatus. At various points during that possibly years-long process, graduate students and post-docs have connected oscilloscopes and other debugging apparatus to make sure they understand what a recorded event in the hardware they built corresponds to in the apparatus, as signals on signal lines, examined on oscilloscope screens. When the final data runs happen, those checks are no longer in place, but after all their checks, we can imagine what the signals on the oscilloscope would be. A recorded event is a compressed record of the whole electromagnetic environment.

PeterMorganQF
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Quantum mechanics appears 'complex' to the human mind due to the egocentric desire of modern humans to control everything, including nature.
In the face of quantum mechanics' inherent indeterminacy, our human inclination to control everything faces a formidable challenge, stirring deep psychological reflections. This encounter urges us to grapple with our insecurities and the need for certainty, presenting an opportunity for personal introspection and growth. Embracing the enigmatic nature of quantum mechanics invites us to navigate the complexities of existence with humility and adaptability, fostering a more resilient and liberated approach to life.

blender_wiki
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"...if you, like, look at that closely, it's not clear what it means..."

A lot like "Closer To Truth" you mean?

Minion-khtq
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5:30 lol it’s integrating the difference. All the in between is what is transferred or better yet not like physically in between but the difference. All the stuff between is shared. It’s the same thing as how light hits something and by its properties and the integration and reflection or entanglement which is both ways, a portion of light is edited and reflected and that’s what our eyes get hit with like a baseball and like a net being hit by a baseball, all the difference is imparted but not all, only the in between of both and the other stuff is reflected. The nerves are then hit by the eyes and their integrated dif and that is like a wave through each other and editing each other in symbiosis. It’s funny to see and then watch others talk on it. You were close with the philosophy. So it’s like how a stomach can integrate but those things are proteins and such and instead of just taking the whole we take the difference we have integrated in us and replace the things. Its a system of integrated differences and we just see the things instead of the between. We don’t take it all in, we integrate a portion of connection just like vision and sharing words. Super position is not all things at once and is something you see because of the math, it’s the same reason for a paradox in philosophy. The reflective nature is the reason for superposition. None of these things are each other in full but sharing the portions in differences. So reality would also be unreal and that’s a mistake of perspective. Instead look at it from every point and you can start predicting and gaining accuracy. It’s new info shared and interpreted in the wrong light so it looks false. Math can run into problems a lot with infinite and superposition and other stuff and we use models then to represent what we mean but that’s not the whole thing and we are trying to align the differences to sync and share kinda like the clock. I can’t say what started it all but looking into the past is the same as the future, higher energy difference expanding and from the center. Think of it like a current and how the real is constantly made unreal and also the other way where the future is the same. It’s a wave. Like pictures in a line but the only one real is the current but as we expand, it becomes more and more clear that potentials are predictions built from the integrated differences and when you use or reflect reality in synced portions, you gain accuracy. Like synced clocks but also the body and its systems.

Jacobk-gr
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I am definitely not paying for YouTube

tedgrant
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yes, 11:11, amen, I claim it, 777, I really believe in God❤

maj
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A deeper question: why do balding men have ponytails?

snappycattimesten
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I don't really understand the blahblity vs blahbity thing.

samuellblake
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Quantum = 0D (not-natural)

Classical = 1D, 2D, 3D and 4D (natural)

Zero is the most important number in mathematics and is both a real and an imaginary number with a horizon through it.

Zero-dimensional space is the greatest dimension in physics and is both a real and an imaginary dimension with an event horizon through it.

readyfireaim
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You had to rubbbb it on Rose's face. clap for yourself, Mr Seth. You are nerd. deh play

patientson
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Let's invent more absurd language for what they don't understand correctly at all.
Phew!🙄☹️👎👎

mikel
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Metaphysics is Principles, Causes, the immutable, invariables, the enternal, The Source, transcending time and space, above the mass and magnitude, governing the temporal and spactial....you don't want a shot or two of this – the good stuff? You would rather the endless revolving door of samsara discussing what is ultimately futile: accidents, contigents, dynamics, quarrels, convolutions, conditions, transistory .... by the logic of physics, such can not be the principle or cause – and because metaphysics deals with things not objective, therefore not existential, i.e. not circumscribed to time & space, you don't want to talk about it because? Because why – do you want to fit in with the harvard University guys or something? Are they the cool kids? You want to look and talk like them?

It's said, 'this isn't for everybody'... and it's just, .... but why? Are you that cowardly? Are you afraid? Cause yeah, it does require one to face death and fear of the unknown. Why do you subject yourselves to the endless revolving door of samsara that have no universal or ultimate conclusion? What are you people looking for? What is it that you want?

SRAVALM
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Life is a satire, a theatrical play, and you choose your character. What can you do? How can I benefit from your skills? Life is a trade, give and take. I am a poet and artist and all I want is to be understood. I claim I have discovered atheism is a logical fallacy that assumes God is the religious idea of the creator of the creation to conclude wrongly no creator exists because a particular idea of God doesn’t exist. Do you think the discovery is a joke? I am not joking because I want my Nobel Prizes. Atheism is a misunderstanding of reality and the truth matters because innocent and vulnerable children are being told the lie is the truth. God exists as certain as I exist because logically it is impossible the existence of the creation without the creator. Logically what has a beginning of existence must be created from what is eternal. Regardless of when the universe was created God existed always before. Time is running out and is eternal. Do you want to witness the end of religion? Emergency! Share! Thank you.

michelangelope
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Sorry to say this but it is not correct to state that quantum mechanics and general relativity are not compatible for they are ONE AND THE SAME.

Ekam-Sat