The vast majority of my time is not spent on anything brand new and never seen before. I guess it's an interesting philosophical discussion about what creativity actually is, but for practical purposes, this thing is already an accelerator of routine work for me.

Maybe its capabilities hit a wall at GPT-5 or GPT-7, but I'd guess there's a lot of gas left in the tank, and there's probably someone in their apartment right now thinking up what's next after transformers.