Thats not really correct. It's actually the beginning of test time scaling. R1 has shown that a very simple reinforcement learning scheme can be used to teach

Thats not really correct. It's actually the beginning of test time scaling. R1 has shown that a very simple reinforcement learning scheme can be used to teach the model how to think in a chain-of-though as an emergent property. No addition pretraining data needed! Only more compute.