The speaker thinks his AI timelines would lengthen substantially if AI progress encountered a genuine barrier that had been correctly predicted by theory.

“this feels like a real barrier.”

“This feels like something we're starting to like feel the elephant.”

“We're like running up against some sort of like real actual barrier that was correctly predicted by theory by some people that was going to be there.”

“actually running up against some sort of barrier like that, I think would would lengthen my timelines quite a lot.”