I was under the impression that the deltas between versions were shrinking- i.e. gpt 4 -> 5 was much less impactful than 3 -> 4 or 2 -> 3. If the growth is gett

I was under the impression that the deltas between versions were shrinking- i.e. gpt 4 -> 5 was much less impactful than 3 -> 4 or 2 -> 3. If the growth is getting diminishing returns, I can't say I'm optimistic without finding a drastically different approach.