Nathan “Nati” Seiberg: Difference between revisions

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== On X ==
=== 2021 ===
=== 2021 ===


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* [[Theory of Geometric Unity]]
* [[Theory of Geometric Unity]]
* [[The Only Game in Town (TOGIT)]]
* [[The Only Game in Town (TOGIT)]]
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[[Category:Physics]]
[[Category:Physics]]

Latest revision as of 20:14, 7 January 2026

On X[edit]

2021[edit]

Things got hard. They didn’t get hopeless.

Yes we spent almost 40 years lying about string theory. But we could stop today. We could have the leaders in the field admit they made a *colossal* bad bet & ask “What did we dispose of while we were wildly over-hyping string theory?”

12:47 AM · Dec 23, 2021

Its increasingly apparent to me that the next physics breakthrough is gonna be from #ai . Its humanly not possible anymore for theoretical physicists ..i was feeling it even around 2010

12:17 AM · Dec 23, 2021

They can't stop, Eric. They're making a living from writing papers about things no one will ever see. It's a systemic problem that requires a systemic response. And the first step would be to admit they have a problem (which they don't).

4:25 AM · Dec 23, 2021

Seems likely a lot of the math they developed will wind up handy, but it's a long time to wait for dessert.

4:30 AM · Dec 23, 2021

Most of what physicists call math is totally uninteresting even for mathematicians. It's just advanced calculus. Look here is my qft and when I crunch it cross-sections fall out.

4:33 AM · Dec 23, 2021

We may disagree intellectually more than I thought. This is Jackiw’s point: the era of physics thinking of mathematics as advanced calculus (analysis) wasn’t fruitful.

That changed around 1975 when the quantum began to discover geometry.

I’m honestly confused. What do you mean?

3:00 AM · Dec 24, 2021

We are talking past each other. I am referring to particle physicists/astrophysicists/cosmologists who crunch out shallow and useless papers in the thousands. There's no interesting math in those. You're talking about something else entirely.

5:15 AM · Dec 23, 2021

QFT & cross-sections sound more like particle theory than Astrophysics, Cosmology or even GR.

Would we agree that the collision of Witten/Singer/Quillen/Seiberg/Freed/Bismut/Maldacena/Penrose/Atiyah/ Hitchin/Dijgraff/Vafa/Segal/Jackiw/Kontseivich/Alvarez-Gaume/etc has been magic?

6:11 AM · Dec 24, 2021

There are a lot of string theorists who have done things that really matter to geometry, topology, analysis on manifolds, representation theory. And I don’t want to misunderstand your point.

6:13 AM · Dec 24, 2021

Said differently I’ve been bullish on positive externalities of mathematical physics. But a lot of great math that got done isn’t string theory. It’s claimed to be stringy but it is really mostly mathematical physics or geometric field theory that is claimed by string theorists.

6:16 AM · Dec 24, 2021

2022[edit]

It really depends. Being totally honest:

“String Theory” has done a *tremendous* amount of good while “String Maximalism” has done even more harm.

If the String Theorists who led the movement were to undo some of the damage by admitting what happened, it’d be a major positive.

https://x.com/JMarkMcEntire/status/1562089447189086209

4:22 PM · Aug 23, 2022

Here is where I respectfully disagree with my colleague @skdh. You can’t ‘get rid of string theory’. String-like objects are natural and have an unbelievably rich and beautiful interlocking mathematics. The beguiling beauty isn’t the problem in my opinion. Beauty is the excuse.

4:25 PM · Aug 23, 2022

The problem is that string theory on its own has taken the last 40years to PROVE it doesn’t work as a stand alone path by gobbling up mind share, students, resources and (to be fair) most of the most brilliant brains. So much that no one dares say the full extent of the disaster.

4:29 PM · Aug 23, 2022

During that time String Theory diverted the entire field into a magical never-land of “toy physics”. Models that aren’t in any way real. You now have “particle physicists” at the end of their careers who have never worked with anything like a particle and can’t remember them.

4:34 PM · Aug 23, 2022

So, here’s my analysis. In a world where David Gross, Ed Witten, Lenny Susskind, Cumrun Vafa, Michio Kaku had a public Come To Jesus moment where they admitted the disaster in front of the community faithful, I’d be up for having ST as a major theory. But without that I’m unsure.

4:43 PM · Aug 23, 2022

The damage to the culture of High Energy Physics is more severe than the damage done by Geoffery Chew in a different era. And here I support @skdh, Peter Woit, Lee Smolin etc. These are brave people who paid with abuse to communicate that physics was diverting into pure fantasy.

4:43 PM · Aug 23, 2022

So to sum up:

String Theory deserves to be a major branch. But it has already mostly given up on the ‘80s promises/lies it told us to gobble up all the resources of the community (brains, mind share, $$$). That was a crime which may prove fatal to our being able to do physics.

4:52 PM · Aug 23, 2022

But it is also so thoroughly investigated and badly behaved relative to scientific norms that it deserved to be shrunk. And that happened to a large extent already. The most important thing to realize is that physics is still about the physical world. Not Calabi Yau. Not AdS/CFT.

4:54 PM · Aug 23, 2022

And we need our brilliant failed string theorists to admit the disaster within a scientific paradigm.

Science is a culture. Perhaps the most fragile one. It won’t survive this suspension of collegiality, decency and self-critical behavior. We need to go back to real physics. 🙏

4:57 PM · Aug 23, 2022

@martinmbauer String theory was a giant percentage of a tiny priesthood. That was the same tiny priesthood that brought us Thermo Nuclear devices. And if you want to pay for me to research the numbers I’m willing to hire somebody to put together the data after 1984. It’s not usually contested.

5:06 PM · Aug 23, 2022

@DontsitDJ @martinmbauer I wasn’t aware of it like that. I think he disagrees with me and has a bit of an edge. But maybe I missed a tweet or two. I haven’t seen much interaction and he has written some things I liked.

5:10 PM · Aug 23, 2022

@DontsitDJ @martinmbauer I love a good critique. It’s hard to find. Most people out here develop a side hustle in interpersonal drama. I try not to.

5:12 PM · Aug 23, 2022

@martinmbauer I don’t know which version of “The Field” you mean.

Physics in total? Is a large field.

Beyond the standard model theory? Is a small field. Tiny. But hugely consequential. And the percentage and effect wasn’t small. Do you really dispute this??? Look at the IAS professors.

5:38 PM · Aug 23, 2022

@martinmbauer Seiberg/Witten/Dijkgraaf/Maldacena

All string folks.

Maybe get a string theorist to admit this to you. Brian Greene likely wouldn’t disagree with me.

5:40 PM · Aug 23, 2022

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