The speaker believes some large training runs have performed poorly; GPT-4.5 was reportedly viewed by people at OpenAI as somewhat of a bust.

“I think my view is more like people have done a bunch of big training runs that did not go that well. So there's like GPT.”

“gpt 4.5 which like famously people at opening i thought was a big of a bit of a bust i think there are some rumors that there are a bunch of other”