When people say stuff like this it always makes me wonder "what pace, exactly?" Truthfully, I feel like hearing someone say "well, generative AI is such a fast-moving field" at this point is enough on its own to ping my BS detector.
Maybe it was forgivable to say it in May 2023, but at this point it definitely feels like progress has slowed down/leveled off. AI doesn't really seem to me to be significantly more capable than it was a year ago -- I guess OpenAI can generate videos now, but it's been almost a year since "will smith eating spaghetti," so...
Exchange presented without comment: