Comment by abtinf

> In our experiments, scaling, SFT+GRPO post-training, and in-context learning amplify what the curriculum taught, but none meaningfully improves out-of-scope performance, indicating that the pretraining filter sets the effective capability ceiling.

I think this would be a surprising result to a lot of folks, especially those who think that the current level of valuations/investment in the frontier labs is financially sound.