LeCun may or may not be right, but I'm not sure this is relevant to the discussion here. The OP's authors make no claims about how their work might help get us

LeCun may or may not be right, but I'm not sure this is relevant to the discussion here. The OP's authors make no claims about how their work might help get us closer to AGI. They simply enable autoregressive LLMs to do new things that were not possible before.