Fair enough, I guess I'm misremembering the timeline, but saying "It's taken 3 years, not 2!" doesn't really change the point I'm making very much. The road from what ChatGPT 3.5 could do to what Codex 5.3 can do represents an amazing pace of change.

I am not claiming it's perfect, or even particularly good at some tasks (pelicans on bicycles for example), but anyone claiming it isn't a mind-blowing achievement in a staggeringly short time is just kidding themselves. It is.