I do think it's a clear weakness. Capabilities are extremely different than they were twelve months ago.
> What should they do, publish sub-standard results more quickly?
Ideally, publish quality results more quickly.
I'm quite open to competing viewpoints here, but it's my impression that academic publishing cycle isn't really contributing to the AI discussion in a substantive way. The landscape is just moving too quickly.
It's certainly possible some of the new advances (chain-of-thought, some kind of agentic architecture) could lessen or remove this effect. But that's not what the paper was studying! And if you feel strongly about it, you could try to further the discussion with results instead of handwavingly dismissing others' work.