GPT3 onwards feels more of a discontinuity from the end user point of view, exponential doesn't cover it, though experts may not see it that way. Copilot then

GPT3 onwards feels more of a discontinuity from the end user point of view, exponential doesn't cover it, though experts may not see it that way. Copilot then ChatGPT shocked people with the uncanny competence of GPT3. From the outside looking in it's something new, not merely an advance - exponential or otherwise - on existing tools.