Even if AI progress all stops and we are stuck with these models, it would at least take a few years to make use them to the full potential. What gets lost in this AGI debate is how impressive are these models without even reaching it. And the places where it has been applied are just tip of the iceberg.
It's just like dot-com bubble, everyone was pumped that Internet is going to take over the world. And even though, the bubble popped, the Internet did eventually take over the world.