Jim Fan

@DrJimFan · 5. Aug. 2025

Evaluation is the hardest problem for physical AI systems: do you crash test cars every time you debug a new FSD build? Traditional game engine (sim 1.0) is an alternative, but it's not possible to hard-code all edge cases. A neural net-based sim 2.0 is purely programmed by data,

Elon Musk@elonmusk· 5. Aug. 2025

@DrJimFan Tesla has had this for a few years. Used for creating unusual training examples (eg near head-on collisions), where even 8 million vehicles in the field need supplemental data, especially as our cars get safer and dangerous situations become very rare.

Elon Musk

@elonmusk

Yeah

15:44 · 5. August 2025 · 19.464 Aufrufe

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