ARC. [aw.]

The official Twitter page of Andrei Radu Ciuhodaru Architectural Workshop.

[ARC. [aw.] @arcbw]

@BarackObama …And Romania (+ Rep of Moldova) in 2025! All defeat Putin & MAGA.

[Alex Veremeyenko @alex_verem]

🚨 Holy shit... LeCun's team just cracked world models wide open.

Everyone's obsessing over the next Claude update.

Meanwhile Yann LeCun quietly dropped a paper that could matter way more long term.

It's called LeWorldModel.

And to understand why it's a big deal, you need to understand the difference between what LLM does and what this does.

LLMs predict the next word. That's it.

They're incredibly good at language. But they don't understand reality.

They can write about a ball bouncing off a wall. They can't predict where it lands.

World models predict what happens next in the physical world. Objects moving, colliding, falling.

That's the foundation for robots that plan, self-driving cars that simulate scenarios, any AI that needs to act in reality instead of just talk about it.

The problem? World models kept collapsing.

The model would cheat by mapping every input to the same output. Like a weather app that predicts "sunny" every single day.

Technically it's predicting. It's just useless. And fixing this required 6+ loss hyperparameters, frozen pre-trained encoders, stop-gradient hacks, exponential moving averages.

A house of cards just to keep the thing from breaking.

LeCun's team (Mila, NYU, Samsung SAIL, Brown) threw all of that out. LeWorldModel uses just 2 loss terms.

A prediction loss and a regularizer called SIGReg that forces representations to stay diverse instead of collapsing into garbage.

6 hyperparameters reduced to 1.
The simplicity IS the breakthrough.

The numbers: 15M parameters. Trains on a single GPU in a few hours. Plans up to 48x faster than foundation-model-based world models.

Uses roughly 200x fewer tokens than alternatives. Competitive across 2D and 3D control tasks.

This isn't a supercomputer experiment. You could run this on your own hardware.

LeCun has been pushing JEPA as the architecture for real AI since 2022.

The criticism was always the same: "sounds nice, doesn't train stably."

LeWorldModel just removed that objection. Small model. Stable training.

No hacks. No frozen encoders. No collapse.

Two AI futures are competing right now.

Path 1: bigger LLMs, more text, more compute.
Path 2: world models that learn physics from raw pixels and plan in real time.

LeWorldModel is the strongest signal yet that Path 2 is real, getting cheaper, and closing in fast.

[ARC. [aw.] @arcbw]

@sfantulasteapta 🤣

[ARC. [aw.] @arcbw]

@StandUpForTrmp E

[ARC. [aw.] @arcbw]

@dodon_igor Dodoane, minti porc putinist!

[ARC. [aw.] @arcbw]

@RepLuna @RNRenewal Nice try! #cookiegate #greenlandcake

& @georgesimion is a moron! Not representing #Romania!

[ARC. [aw.] @arcbw]

@Daractenus This guy @georgesimion is an absolute moron!
And a RuZian puppet!

[ARC. [aw.] @arcbw]

@ClayTravis @HawleyMO 😂

[ARC. [aw.] @arcbw]

@teameffujoe @RealCandaceO 🤣🤣🤣

[ARC. [aw.] @arcbw]

@callmeMizuko Nuclear bombs

[ARC. [aw.] @arcbw]

@IAPonomarenko Truly we all in the west wanted Rusia to succed.
For your culture, for your science, for your people, for your… beautiful women (why not). To be a democracy, christian… you have a lot of power and values, that is not of your arms.

But your choose to be orcs.

[ARC. [aw.] @arcbw]

@joni_askola I think Zucker is the biggest asset of RuZia. Nothing spread the Russian narative more and better and fastest then Fakebook!

[ARC. [aw.] @arcbw]

@Artemiss1977 NU există nicio dovadă ca impostorul ăsta diliu a lucrat unde zice ca a lucrat. Dar apar din ce in ce mai multe dovezi ca este omul rușilor si a securiștilor rezerviști.

[ARC. [aw.] @arcbw]

@limpo333000 @nexta_tv Idiot, the video footage is different. No tires on your image.

[ARC. [aw.] @arcbw]

@nexta_tv DUMBtroomp

[ARC. [aw.] @arcbw]

@ZelenskyyUa @NicusorDanRO Trăiască România!
Slava Ukraini!

[ARC. [aw.] @arcbw]

@jezko_fella @georgesimion 🩷

[ARC. [aw.] @arcbw]

@georgesimion Delirezi golanule!

[ARC. [aw.] @arcbw]

Check out The Turd Reich T-shirt from Grow Up Art! https://t.co/DPNIiyLElU