Earlier quoted context omitted.
They can "feel it", like people "felt" we'd have commercial space flight "soon" after we put people on the moon, it's all delusion and wishful thinking.
It's worse than that, really, because there was at least a fairly obvious _path_ there, even if the economics were, to say the least, shaky. For AGI... not so much.
People imagined a future where everyone had their own personal fusion reactor to power their devices with infinite energy, that world didn't happen but the exponential rate energy technologies used to develop in made that seem feasible.