It definitely increases some types of productivity (Opus one-shot a visualization that would have likely taken me at least a day to write before, for work)

What exactly would that evidence look like, for you? It definitely increases some types of productivity (Opus one-shot a visualization that would have likely taken me at least a day to write before, for work) - although I would have never written this visualization before LLMs (because the effort was not worth it). So I guess it's Jevons Paradox in action somewhat. …